Surf’s Up Dude! Hang ten while you drop in, ride the barrel, and get pitted! Aloha and Mahalo! Welcome to The Reef, Modern Gents’ cutting edge tungsten ring containing koa wood and an opal inlay, while parading a lavish gunmetal finish on the edges and interior. This sleek blue-green line will definitely catch eyes while you’re cruising down the beach and soaking up the sun! All rings are nickel free, comes with a Lifetime Warranty, and are guaranteed not to turn your finger green. High Quality & Conflict Free Each ring is hand-crafted to perfection. Our tungsten carbide wedding rings are some of the strongest and most durable rings that money can buy. 10X stronger than gold and much sleeker than a classic white gold wedding band, our affordable tungsten wedding rings are hypoallergenic, durable, and ultra-scratch resistant. This makes Tungsten a far superior and smart choice for a wedding band. Ring Metal: Tungsten Carbide with Koa Wood and Opal InlayWidth: 8mmFit: Comfort All rings are nickel free and guaranteed not to rust or turn your finger green.