Rare Quartz Crystal Bars Pair by Francis J. Sperisen
Updated August 27, 2026
This auction ended on September 12, 2026.
See upcoming auctions from Ryan & Co Jewelers or current pottery, china & glass auctions.
| Lot number | 0045 |
| Estimate | $7,680 - $9,600 |
| Opening bid | $640 |
| Category | Pottery, China & Glass |
| Auction | Precious Gemstones & Luxury Fine Jewelry |
| Date | September 12, 2026 at 1:00 PM EDT |
| Auction house | Ryan & Co Jewelers |
| Location | Rockville, Maryland |
A unique 31.96ct pair of lapidary-cut quartz bars with exceptional optical purity, suitable for custom architectural jewelry. Optical purity in custom lapidary-cut quartz bars is extremely rare to
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