Featuring a vivid, green onyx gemstone encircled by a gold halo, the Signature Pendant Necklace is an easy-to-wear piece with a feminine edge. Gemstone: Green Onyx (Semi-Precious). Our semi-precious gemstones are rare, ethically sourced and hand cut from naturally occurring materials, giving each individual stone its own unique color. Note: stone color per piece may vary. Metal: DD Signature Brushed Gold Plated Over High-Quality Brass. Length: 20"/50.8cm (adjustable with a silicon slider) Gemstone Diameter: 15mm