Vintage 14K Gold Opal & Sapphire Necklace – Art Nouveau Style Materials: 14K gold (hallmarked 585, XRF tested), opal, sapphire Total weight: 6.31 g Chain weight: 2.45 g Pendant weight: 3.86 g Measurements: Chain length: 42 cm Pendant: 42.7 × 27.0 × 3.7 mm Hallmarks: 585 hallmark on the clasp, and both a 585 hallmark and a maker’s mark on the back of the pendant. Gemstones: Opal: 1 pc, round cabochon cut, approx. 3.9 × 3.9 × 3.0 mm, estimated total weight ~0.25 ct, vivid multicolour play-of-light with green, blue, and pink flashes. Sapphire: 2 pcs, round faceted cut, approx. 2.0 mm each, estimated total weight ~0.06 ct in total, medium blue hue. Condition: Very good vintage condition – minor wear consistent with age. Style: Art Nouveau revival Era: about Late 20th This piece has been fully checked by our in-house jeweller & gemologist. Shipped tracked and insured from the Netherlands (within the European Union). You can expect to receive this item in 5 business days or less.