"Art Deco Halo Ring With 4.40 Cts No Heat Ceylon Sapphire And Diamonds On Platinum"
Platinum engagement halo ring (hallmark: mascaron), set in its center with an unheated, intense blue, cushion-cut Ceylon sapphire weighing approximately 4.40 carats, surrounded by single cut diamonds, whose total weight is estimated at approximately 0.35 carats (estimated color H, estimated clarity). The sapphire is accompanied by its Carat Gem Lab Paris certificate, specifying that it is a natural Ceylon sapphire without thermal modification. Art Deco work, circa 1920. Gross weight: 3.49 g. Motif height: 1.40 cm. Motif width: 1.30 cm. Ring size: 51 (16.25 / US 5.50). Condition: very slight micro-scratches on the platinum parts, natural inclusions in the stones, slight wear to the setting, and slight abrasion on the stones, see photos. 
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