Rare Rough Natural Opal Specimen

Updated August 27, 2026

Lot number0048
Estimate$6,720 - $8,400
Opening bid$560
AuctionPrecious Gemstones & Luxury Fine Jewelry
DateSeptember 12, 2026 at 1:00 PM EDT
Auction houseRyan & Co Jewelers
LocationRockville, Maryland

A heavy 37.12ct earth-mined opal specimen showcasing raw potential and natural matrix characteristics. Heavy 37-carat earth-mined opal matrix specimens are rare geological finds. Personally reviewed

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