Schlumberger Ruby Diamond Basket Weave Ring

An 18 karat yellow gold, yellow diamond and ruby ring, Schlumberger. Fashioned as a basket weave dome set with intertwining rows of twenty-three (23) brilliant cut natural yellow diamonds of various sizes, total weight approximately 1.1 carats, and fifty five (55) rubies of approximately 2.2 millimeters. Size approximately 5 1/2. Gross weight approximately 17.1 grams. Marked Schlumberger. Purportedly given as a gift by Bunny Mellon to a previous owner.