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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10 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold201 - 10 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold
Cool Stuff Auctions
Ten carats of brilliant round lab grown diamonds in a refined, architecturally rich 14K yellow gold setting — a bracelet that comm
Bidding Has Concluded
Start Price : 600.00
 
 
Details...Bookmark
10 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold202 - 10 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold
Cool Stuff Auctions
Ten carats of brilliant round lab grown diamonds in a refined, architecturally rich 14K yellow gold setting — a bracelet that comm
Bidding Has Concluded
Start Price : 600.00
 
 
Details...Bookmark
12 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold203 - 12 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold
Cool Stuff Auctions
Twelve carats of round brilliant lab grown diamonds — an astonishing lab grown diamond weight — brought to lif
Bidding Has Concluded
Start Price : 4,900.00
 
 
Details...Bookmark
12 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold204 - 12 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold
Cool Stuff Auctions
Twelve carats of round brilliant lab grown diamonds — an astonishing lab grown diamond weight — brought to lif
Bidding Has Concluded
Start Price : 4,900.00
 
 
Details...Bookmark
12 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold205 - 12 CTTW Refined Lab Grown Diamond Tennis Bracelet in 14K Yellow Gold
Cool Stuff Auctions
Twelve carats of round brilliant lab grown diamonds — an astonishing lab grown diamond weight — brought to lif
Bidding Has Concluded
Start Price : 4,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold206 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold207 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold208 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold209 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold210 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold211 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold212 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold213 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold214 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold215 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold216 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold217 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold218 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold219 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold220 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold221 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold222 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold223 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold224 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold225 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold226 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold227 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold228 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold229 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold230 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold231 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold232 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold233 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold234 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold235 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold236 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold237 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold238 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold239 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold240 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold241 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold242 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold243 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold244 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold245 - 3 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
The refined collection brings additional artistry to a classic. Three carats of round brilliant lab grown diamonds at F+ colour and VS1+ clarity are s
Bidding Has Concluded
Start Price : 1,900.00
 
 
Details...Bookmark
5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold246 - 5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
Five carats of exquisite round brilliant lab grown diamonds set in 14K white gold with refined setting details that bring additional brilliance to eve
Bidding Has Concluded
Start Price : 2,400.00
 
 
Details...Bookmark
5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold247 - 5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
Five carats of exquisite round brilliant lab grown diamonds set in 14K white gold with refined setting details that bring additional brilliance to eve
Bidding Has Concluded
Start Price : 2,400.00
 
 
Details...Bookmark
5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold248 - 5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
Five carats of exquisite round brilliant lab grown diamonds set in 14K white gold with refined setting details that bring additional brilliance to eve
Bidding Has Concluded
Start Price : 2,400.00
 
 
Details...Bookmark
5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold249 - 5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
Five carats of exquisite round brilliant lab grown diamonds set in 14K white gold with refined setting details that bring additional brilliance to eve
Bidding Has Concluded
Start Price : 2,400.00
 
 
Details...Bookmark
5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold250 - 5 CTTW Refined Round Lab Grown Diamond Tennis Bracelet, 14K White Gold
Cool Stuff Auctions
Five carats of exquisite round brilliant lab grown diamonds set in 14K white gold with refined setting details that bring additional brilliance to eve
Bidding Has Concluded
Start Price : 2,400.00
 
 
Details...Bookmark