Vintage Retro 5.65ct Aquamarine Diamond Brooch in 18k Yellow Gold Platinum
Updated August 6, 2026
| Lot number | 0654Y |
| Estimate | $3,213 - $4,178 |
| Opening bid | $1,525 |
| Category | Jewelry & Watches |
| Auction | No Reserve Lab Grown Loose Diamonds & Jewelry |
| Date | August 7, 2026 at 8:00 AM EDT |
| Auction house | Diamond Depot |
| Location | New York, New York |
Vintage Retro 5.65ct Aquamarine Diamond Brooch in 18k Yellow Gold Platinum This vintage retro brooch pin showcases a stunning combination of yellow gold and platinum, featuring a natural aquamarine
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