Vintage Art Nouveau Style 11 Carat Colombian Cabochon Cut Drop Emerald and Diamond Floral Filigree and Milgrain Finish Platinum Pendant Necklace. Circa 1960. Details: Item Type: Pendant Necklace Metal: Platinum Length: 17 Inches Setting: Prong, Filigree, Milgrain Weight: 18.6 Grams Pendant Size: 3 x 1.5 Inches Center Stone Details: Type: Emerald Carat: 11 Carats (approx.) Color: Green Cut: Cabochon Cut (drop shape) Origin: Colombia Measurements: 18 x 13 MM Side Stones Details: Type...