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15.69 CTW No Heat Ceylon Blue Sapphire Diamond Platinum Vintage Halo Ring AGL

15.69 CTW No Heat Ceylon Blue Sapphire Diamond Platinum Vintage Halo Ring AGL

Centering a oval cut sapphire weighing 14.55 carats total - transparent vivid royal blue in color
Natural Ceylon (Sri Lankan) in origin and displaying no indications of heat treatment
Set with split prongs in basket with a halo surround of transitional cut diamonds
With additional diamonds prong set in cathedral shoulders
Weighing approximately 1.14 carats total - G/H color with VS2 clarity
Accented by milgrain detail on shoulders
Stamped with British hallmarks for platinum
With maker's mark
Circa: 1996; via British date letters
Ring size: 5 1/2 and sizable
Measures north to south 18.0 mm and sits 10.0 mm high
Total Weight: 11.2 grams
AGL Sapphire Origin Report : 1148848
Stock Number: We-15077