Roman Silver Ring, Green Plasma Intaglio of Mercury
Updated August 28, 2026
This auction ended on September 4, 2026.
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| Lot number | 0177 |
| Estimate | $800 - $1,200 |
| Opening bid | $350 |
| Category | Jewelry & Watches |
| Auction | Native American | Ethno | Fine Art |
| Date | September 4, 2026 at 11:00 AM EDT |
| Auction house | Artemis Fine Arts |
| Location | Louisville, Colorado |
Roman, Imperial period, ca. 100–300 CE. A silver finger ring set with an oval intaglio of dark green plasma, a chalcedony variety commonly used in Roman glyptic art. The face is incised with

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