Platinum Art Deco Brooch with 6.20 Carat Diamonds 2.5 Inch
Updated August 25, 2026
This auction ended on September 9, 2026.
See upcoming auctions from Diamond Depot or current jewelry & watches auctions.
| Lot number | 0453Y |
| Estimate | $11,519 - $13,823 |
| Opening bid | $5,200 |
| Category | Jewelry & Watches |
| Auction | No Reserve Lab Grown Loose Diamonds & Jewelry |
| Date | September 9, 2026 at 8:00 AM EDT |
| Auction house | Diamond Depot |
| Location | New York, New York |
Platinum Art Deco Brooch with 6.20 Carat Diamonds 2.5 Inch This Art Deco platinum brooch features a total of 107 diamonds with an approximate combined weight of 6.20 carats. The diamonds are F-H

More lots in this auction
- Loose Diamond - CUSHION MODIFIED 7.1ct Fancy Vivid Yellow VS1
- Loose Diamond - CUSHION MODIFIED 1.53ct Fancy Vivid Pink VVS1
- Blue Diamond 1/5 Ct.Tw. Machine Band in 14K White Gold
- Hamilton American Classic Silver Leather Men's Wristwatch H424151
- Loose Diamond - HEXAGONAL 1.02ct Fancy Intense Pink VVS2
- Ideal Loose Diamond - ROUND 4.54ct F VVS2
- 14K Yellow Gold Lab Grown Diamond 3/8 Ct.Tw. Ladies Band
- Antique Art Deco 18k Gold GIA Certified Diamond Sapphire Engagement Ring
See all lots in No Reserve Lab Grown Loose Diamonds & Jewelry →