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Founded in 1826, Lyon & Turnbull is a leading UK auction house with locations in London, Edinburgh & Glasgow. Specialising in Fine Art, Design, Jewellery, Watches, Antiques and Private Collections, we offer expert valuations, auctions and private sales.

Lyon & Turnbull | Online Auction Specialists   

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<p>The ring collet-set with an oval-cut Burmese ruby, in a border pavé-set with round brilliant-cut diamonds and round-cut rubies, plain band, stamped 750 &nbsp;</p><p>With accompanying Gemmological Certification Services report, dated 30.10.2026, numbered 5787-0330, stating that the ruby is of natural, Burmese origin, showing no evidence of heat treatment.</p>

21st century

An unheated Burmese ruby and diamond cluster ring 

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Margin Scheme

An unheated Burmese ruby and diamond cluster ring

21st century

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