Cartier 1960's Diamond Opal Platinum 18 Karat Gold Vintage Halo Ring gold chain layering "sku":"3498301587479"

"sku":"3498301587479"

Terminates as platinum end caps hand engraved with a foliate motif

eye-clean and white / With maker's mark for Abel Bros

Accented by an engraved wheat and scroll motif shank

With maker's mark for Gubelin

Cartier 1960's Diamond Opal Platinum 18 Karat Gold Vintage Halo Ring gold chain layering "sku":"3498301587479"Centering an oval cut opal cabochon measuring 8. 75 x 13. 5 mm Black in body color with strong blue green play of color Set with yellow gold talon prongs with halo surround Comprised of round brilliant cut diamonds Weighing approximately 0. 54 carats total G H color with VS2 clarity prong set in platinum Flanked by cathedral shoulders Completed by tapered shoulder With high polish finish Stamped for 18 karat gold and platinum Numbered and fully signed