Mid-Century 4.29 CTW No Heat Ceylon Sapphire Diamond Platinum Vintage Three Stone Ring GIA Iolite Maker's mark for SeidenGang

Maker's mark for SeidenGang

Stock Number: We-10660

Very well matched medium dark blue while weighing approximately 8

Optimistic

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Mid-Century 4.29 CTW No Heat Ceylon Sapphire Diamond Platinum Vintage Three Stone Ring GIA Iolite Maker's mark for SeidenGangCentering an oval cut sapphire weighing 4. 03 carats transparent medium light blue Natural Ceylon (Sri Lankan) in origin with no indications of heat treatment Prong set in basket and flanked by tapered baguette cut diamonds Weighing approximately 0. 26 carat total H color with VS2 clarity Bar set in cathedral style shoulders Inner shank is inscribed 'Than Apart' Stamped for platinum With partial serial number Circa: 1950s Ring Size: 5 1 4 and sizable