1.78 ct Oval Ruby, GRS, Burma Unheated

1.78 ct Ruby, oval cut, from Mogok, Burma. Unheated: the colour is as the stone formed, with no heat treatment. Mogok, in Burma (Myanmar), has set the standard for fine rubies and sapphires for centuries. GRS report GRS2021-120842. Measurements: 6.83 × 6.29 × 4.16 mm. Our grading: fine quality red. Stock number CS-0883. Price on request: WhatsApp or email us about this stone. Viewings by appointment in Toronto, Hong Kong, Bangkok and Dubai.

Its laboratory report is from GRS (GemResearch Swisslab), a Swiss laboratory widely used for coloured stones. Its length-to-width ratio is 1.09, close to square. Well suited to a solitaire, a halo ring or a pendant.

More like this: Burma Rubies · Unheated Rubies · Rubies · Unheated Gemstones · Stone search

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Further reading: Reading a GRS Report: Pigeon's Blood, Royal Blue, Vivid and the Comments Line · Rubies, Sapphires and Emeralds: Origin, Treatment and Value