For sale, a beautiful vintage 15 Inch Necklace with an Opal pendant, all made with 10 Karat Yellow Gold. Combined weight of the lot: 1.656 Grams Necklace Length: 15 Inches Type: Rope with Push lock closure Width: 1.2 mm Pendant Length: 12.69 mm / 0.5 Inches Width: 8.33 mm / 0.33 Inches Thickness: 3.10 mm Opal: Original / Natural White Australian Opal. Oval, Bezel set. Measuring 8 mm x 6 mm for an estimated 1.21 Carats. Hallmarks: 10K (10 Karat Yellow Gold / 41.67 % pure gold), BDA (Designer, Budlong, Docherty and Armstrong. This jewelry company was operational between 1940 and 1950, out of Rhode Island, USA). This dainty set will make for the most perfect gift, or for the collector of rare and vintage high quality items, or for the investor of rare and precious metals and gemstones. Can't go wrong with quality.