Mid-Century Natural Jadeite Jade Diamond Platinum Vintage Halo Ring GIA enamel band and stamped 750 for 18

and stamped 750 for 18 karat gold / Ring 5 1 / 4 &amp

Framed North and South by bezel set and scissor cut synthetic sapphire

Inner circumference: 6 1/4 inches

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With maker's mark for Bernstein Jewelry Co

Mid-Century Natural Jadeite Jade Diamond Platinum Vintage Halo Ring GIA enamel band and stamped 750 for 18Centering an oval shaped jadeite jade double cabochon measuring 17. 5 x 12. 9 mm Natural type A with no indications of treatment or impregnation Translucent medium green with subtle dark mottling prong set Flanked by baguette cut diamonds weighing approximately 0. 52 carat total G color with VS2 clarity bar set as fanning motif Bisecting a halo surround of transitional and round brilliant cut diamonds Weighing approximately 0. 66 carat total well