A Platinum, Malachite and Diamond Pin Of an elongated geometric design centering a rectangular
Updated September 8, 2026
| Lot number | 0113 |
| Estimate | $4,500 - $6,500 |
| Opening bid | $3,000 |
| Category | Jewelry & Watches |
| Auction | Jewelry & Watches |
| Date | September 30, 2026 at 1:00 PM EDT |
| Auction house | John Moran Auctioneers, Inc. |
| Location | Monrovia, California |
A Platinum, Malachite and Diamond Pin Of an elongated geometric design centering a rectangular malachite tablet, accented by onyx and black enamel, finished with old European-cut and old Mine-cut
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