An 18 Karat White Gold, Agate Geode and Diamond Pendant/Brooch, Andrew Grima, Circa 1975, consisting of a natural agate geode with central quartz crystals set within a textured claw prong frame containing five round brilliant and single cut diamond weighing approximately 0.14 carat total.Stamps: 750 GRIMA (British assay marks).Accompanied by a copy of the bill of sale signed GRIMA and dated January 2, 1975. 26.80 dwts.