Report ID:73924
Created by: 1
Gemstone variety: Sapphire
Weight: 7.02
Color: 151 - medium Blue; strong (unheated)
Clarity: VS, Eye clean 2
Cut quality: Excellent
Shape: Regular cabochon
Specific gravity, g/cm3.: 4.00
Treatment: None
Origin (if known): Sri Lanka
Description and comments: Highly visible well formed 6 ray star. GemEPro Color Chart shows stone to be gB(20)8/4. Mostly translucent, with dark green pleochroism easily distinguishable on side viewing of stone. Normal and ordinary small innocuous chip on bottom side of stone common to natural untreated Star Sapphire of high quality. Refractive Index 1.768
Valuation date: 23 Aug 2025
Report Status: Public
Permanent web location: https://gemval.com/valuation/sapphire/?id=73924