4.20 ct Oval Ruby Pair, GRS, Burma Unheated

4.20 ct Ruby (2 pieces), 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 GRS2016-120839. Exclusive stones. Unheated Burmese rubies from the Mogok Stone Tract, their colour entirely natural, with the strong red fluorescence typical of low-iron Burmese material. Offered privately to the trade. Our grading: red. Set of 2 stones, total weight 4.20 ct. Stock number CS-1051. Price on request: WhatsApp or email us about this stone. Viewings by appointment in Toronto, Hong Kong, Bangkok and Dubai.

Their laboratory reports are from GRS (GemResearch Swisslab), a Swiss laboratory widely used for coloured stones. Paired stones like these are made for earrings or the shoulders of a three-stone ring.

More like this: Burma Rubies · Unheated Rubies · Matched Pairs · Calibrated Gemstones · Rubies · 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