Old cut teardrop shaped diamond 11.2 x 6.2 x 2.44 mm., 1.10 cts. by formula, suspends from a line of graduated RBC diamonds below a pear cut and RBC diamond shield, total melee approx. .60 ct. TW. French marks for platinum. 15 1/2" x 1 3/8". 4.0 dwt. In old green leather box. Note: Companion to lot 2557 in this sale. Provenance: The Putilov Family.