Report ID:139315
Created by: Waldhaus Contemporary GmbH Switzerland
Gemstone variety: Sapphire
Weight: 13175.00
Color: 155 - medium dark Blue; very slightly greyish (unheated)
Clarity: OPQ, Opaque
Cut quality: Poor
Shape: Regular cabochon
Measurements, mm.: Approximately Length 135 mm x 107 mm x 80 mm
Treatment: No Treatment - 100% Natural
LW fluorescence: Inert
SW fluorescence: Inert
Origin (if known): Madagascar
Description and comments: Extremely Big Rare Museum Specimen Sapphire. Holder of Guinness World Record.
Valuation date: 25 Apr 2024
Report Status: Public
Permanent web location: https://gemval.com/valuation/sapphire/?id=139315