Lot 955: GEM Instruments Illuminator Polariscope, GIA
Estate Auction: Multiple-Estate Liquidation Roseville, CA (154) · Sold
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Photos (4)
Archived Lot Result
- Auction
- Estate Auction: Multiple-Estate Liquidation Roseville, CA (154)
- Lot Number
- 955
- Status
- Sold
- Hammer / Price
- Sign in to view realized price
- Opening Bid
- $5.00
- Accepted Bids
- 24
- Closed
- 7/24/25 7:19 PM PT
Description
This is "The Illuminator Polariscope" by GEM Instruments, a device used in gemology to detect internal stress in diamonds and other gemstones. Manufactured by GEM Instruments Corporation, a subsidiary of the Gemological Institute of America (GIA), the polariscope features a grey, C-shaped design with an integrated illuminator and viewing area. It comes with its original box and a manual. The instrument measures 5.5 inches long, 2.5 inches wide, and 6.25 inches high. It is in good condition.