Kalmar Antiques diamond ring, centring a claw-set brilliant-cut diamond weighing approximately 0.70 carats, to shoulders pave-set with similarly set diamonds and a pierced openwork surround, the small diamonds together weighing approximately 0.12 carats, mounted in platinum and 18ct gold, size K1/2, gross weight approximately 3.5 grams. Accompanied by a Kalmar Antiques box, a facsimile Kalmar Antiques Retail Replacement Value for Insurance Purposes, dated 18 April 2021,