2.58ct Oval Grey Sapphire from Umba, Tanzania, Unheated 3 Light 52 carats in a cabochon

52 carats in a cabochon — unheated

50 × 10 mm

Archive Reference: JW0429

GIA-certified (report 2201973629)

2.58ct Oval Grey Sapphire from Umba, Tanzania, Unheated 3 Light 52 carats in a cabochonA brown and grey sapphire of 2. 58 carats in an oval cut unheated, from Umba, Tanzania, with some inclusions you can see. Sapphire is corundum, one of the hardest gems there is, which makes it a sound stone for everyday wear. Gem Details Gem Type: Sapphire Weight: 2. 58 cts Measurements: 9. 90 7. 52 3. 80 mm Shape: Oval Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Step Cut Transparency: Transparent Clarity: Slightly Included: Some