AUCTION  / 

Cool Stuff Auctions – Fine Lab Grown Diamond Jewelry Sale

Auction CurrencyUSD Auction Location74478 Highway 111 Unit #137, Palm Desert, California, 92260, United States

Auction Details

Welcome to Cool Stuff Auctions' Fine Lab Grown Diamond Jewelry Sale! This is your opportunity to bid on an exceptional collection of over 1,000 lab grown diamond pieces, including tennis bracelets, fancy multi-shape bracelets, and chain bracelets — all set in 14K white gold, 14K yellow gold, and platinum.



Every piece features lab grown diamonds graded F+ in color and VS1+ in clarity, offering the same brilliance and quality as mined diamonds at a fraction of the retail price. Whether you're treating yourself or finding the perfect gift, this sale has something for every jewelry lover.



All items ship worldwide. Questions welcome — happy bidding!
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3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold501 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold502 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold503 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold504 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold505 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold506 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold507 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold508 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold509 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold510 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold511 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold512 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold513 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold514 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold515 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold516 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold517 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold518 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold519 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold520 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold521 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold522 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold523 - 3 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
A quintessential three-carat tennis bracelet in gleaming 14K white gold — the most iconic piece in lab grown diamond jewellery. Ro
No Bids Yet
Start Price : 2,500.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold524 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold525 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold526 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold527 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold528 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold529 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold530 - 4 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
Four carats of matched round brilliant lab grown diamonds, each graded F+ colour and VS1+ clarity, set in luminous 14K white gold for a bracelet of cl
No Bids Yet
Start Price : 2,900.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold531 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold532 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold533 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold534 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold535 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold536 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold537 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold538 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold539 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold540 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold541 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold542 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold543 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold544 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold545 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold546 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold547 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold548 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold549 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications
5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold550 - 5 CTTW Round Lab Grown Diamond Tennis Bracelet in 14K White Gold
Cool Stuff Auctions
The beloved five-carat tennis bracelet — a genuine jewellery milestone. Round brilliant lab grown diamonds at F+ colour and VS1+ c
No Bids Yet
Start Price : 3,100.00
 
 
Details...Place BidBookmarkGet Approved for Lot Closing Notifications