Tanzanite, Diamond, Oxidized Silver Ring
Updated August 12, 2026
This auction ended on August 21, 2026.
See upcoming auctions from Michaan's Auctions or current jewelry & watches auctions.
| Lot number | 3216 |
| Estimate | $300 - $500 |
| Opening bid | $100 |
| Category | Jewelry & Watches |
| Auction | August Gallery Auction | Friday, August 21st |
| Date | August 21, 2026 at 1:00 PM EDT |
| Auction house | Michaan's Auctions |
| Location | Alameda, California |
Tanzanite, Diamond, Oxidized Silver Ring. Centering one round-cut tanzanite measuring approximately 5 mm, surrounded by eight full-cut brown diamonds weighing a total of approximately 0.50 cttw., set

More lots in this auction
- Two Ruby, Sapphire, Diamond, Rhodium-Plated Brooches
- Collection of Three Garnet, Sapphire, Rhodium-Plated Rings
- Opal, Diamond, Oxidized Silver Pendant Necklace
- Art Deco Sapphire, 14k White Gold Bracelet
- Diamond, Platinum Ring Semi-Mounting with Two Bands
- Sapphire, Oxidized Silver Necklace
- Tanzanite, Opal, Diamond, Oxidized Silver Bracelet
- Rhapsody Tanzanite, Diamond, Platinum Ring
See all lots in August Gallery Auction | Friday, August 21st →