Estate platinum/18kt sapphire diamond ring set with an oval blue sapphire center (1.41 ct) and two round brilliant cut side diamonds (.40ct TW)(VS/G) with extended prongs forming the shoulders and reverse taper Euro shank, hallmarked “750” “Pt” and the axe logo of Sloan & Woodland (subsidiary of the Krementz) circa 1990, and most likely a Judy Evans design and ring size 7-1/4