Vintage Platinum AGL 18.69ctw Color Change Sapphire Diamond Ring
Updated August 25, 2026
This auction ended on September 10, 2026.
See upcoming auctions from Diamond Depot or current jewelry & watches auctions.
| Lot number | 0348Y |
| Estimate | $37,011 - $44,413 |
| Opening bid | $16,750 |
| Category | Jewelry & Watches |
| Auction | No Reserve Lab Grown Loose Diamonds & Jewelry |
| Date | September 10, 2026 at 8:00 AM EDT |
| Auction house | Diamond Depot |
| Location | New York, New York |
Vintage Platinum AGL 18.69ctw Color Change Sapphire Diamond Ring This exquisite vintage cocktail ring showcases a stunning natural genuine star sapphire, featuring an oval cabochon cut that displays
More lots in this auction
- Ideal Loose Diamond - ROUND 1.89ct D VVS2
- Loose Diamond - RADIANT 5.2ct Fancy Vivid Blue VS2
- Loose Diamond - HEART 4.02ct G VS1
- Seiko Brightz Ananta automatic day date stainless steel men's wristwatch
- Loose Diamond - OVAL 1.04ct Fancy Vivid Blue VVS2
- 14K White Gold Lab Grown Diamond 1 Ct.Tw. Dangler Earrings
- 14K White Gold Lab Grown Diamond 1 1/5 Ct.Tw. IGI Certified Pear Shape Hidden Halo Engagement Ring
- Ideal Loose Diamond - ROUND 1.52ct D VVS2
See all lots in No Reserve Lab Grown Loose Diamonds & Jewelry →