Ruby is corundum’s rarest expression — the same mineral as sapphire. yet transformed by chromium into a stone of such commanding presence that it has historically commanded higher per-carat prices than any other gem on earth.

This matched pair — 1.81 cts Ruby of Slightly Purplish Red moderately strong hue — represents the rarest of gemological acquisitions: two stones of identical character. cut in harmony. from Thailand. Heated rubies of genuine pigeon-blood saturation are among the rarest objects on the planet. Thailand’s Chanthaburi province has been one of the world’s great gem-trading and cutting centers for centuries.

Species: Natural Ruby
Number of Stones: 2
Weight: 1.81 cts
Dimensions: 6.97 x 4.90 x 2.91 mm. 7.12 x 5.19 x 3.01 mm
Shape & Cut: Oval. Brilliant Cut Crown / Step Cut Pavilion
Colour & Saturation: Slightly Purplish Red / -6 Medium-Medium Dark / Moderately Strong
Clarity & Transparency: Eye Clean
Treatment: Heat Treatment
Origin: Thailand
Archive Reference: R0026

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Gem Details

Gem Type: Ruby
Number of stones: 2
Weight: 1.81 cts
Measurements: 6.97 x 4.90 x 2.91 mm. 7.12 x 5.19 x 3.01 mm
Shape: Oval
Cutting Style Crown: Brilliant Cut
Cutting Style Pavilion: Step Cut
Transparency: Transparent
Clarity: Very Slightly Included: Eye Clean – Very minor inclusions visible to the naked/unaided eye. inclusions easily visible under 10x magnification.
Colour: Red
Hue: Slightly Purplish Red
Tone: 5-6 Medium-Medium Dark
Saturation: 4 Moderately Strong
Species: Corundum
Variety: Ruby
Treatment: Heat
Origin: Thailand
SKU: R0026