Wrap your finger in hand-cut Rainbow Moonstones, all in bezel settings with polished-gold rims. Whether you like it solo or stacked, its neutral color palette and timeless design make it a staple you'll turn to for years to come. Metal: DD Signature Brushed Gold Plated Over High-Quality Brass. Gemstone: Rainbow Moonstone (Semi-Precious). These styles use the highest grade of rainbow moonstone for optimum color, creating a more cool-toned, translucent effect. Our semi-precious gemstones are rare, ethically sourced and hand cut from naturally occurring materials, giving each individual stone its own unique color. Height: 0.8" / 2mm Width: 0.18" / 4.5mm