Circa 1980 Oscar Heyman Platinum, Diamond and Sapphire Swirl Ring, this Famous Design created by Oscar Heyman, the top measures 5/8 inch in diameter and is centrally set with a .87 carat Round Brilliant cut Diamond surrounded by 1.78 Carats of Baguette Diamonds and further set with Baguette Sapphires. The Diamonds grade as F-G in color and VVS in Clarity. Finger size 6, signed, numbered and comes with authenticity documentation from Oscar Heyman.