The geometric design composed of concave and convex panels, the flared bombé oval hoop with central arch set with an old European-cut diamond weighing approximately 1.70 carats, between a pair of smaller old European-cut diamonds weighing approximately 2.00 carats, and decorated throughout with smaller old European-cut and round diamonds weighing approximately 24.00 carats, to the hinged polished band, mounted in platinum, inner circumference 6 inches