Pair of Black Ceramic and Tungsten Carbide with Koa Wood Inlay - 4mm & 4mm, Dome Shape, Comfort Fitment Select 4mm Tungsten Ring Size:4 this tungsten ring is designed

this tungsten ring is designed with Hawaiian koa wood and a mid-abalone shell inlay

Material: 925 Silver

This dome-shaped black ceramic ring features a blue opal inlay

Material: Black Ceramic and Tungsten Carbide

Inlay: Koa Wood and Black Wood

Pair of Black Ceramic and Tungsten Carbide with Koa Wood Inlay - 4mm & 4mm, Dome Shape, Comfort Fitment Select 4mm Tungsten Ring Size:4 this tungsten ring is designedItem Specifications Material: Black Ceramic and Tungsten Carbide Width: 4mm Shape: Barrel Dome Finish: High Polish Inlay: Hawaiian Koa Wood Inlay Style: Single Fitment: Comfort Product Description Tungsten carbides are in no doubt one of the strongest metal used in the jewelry industry. It is approximately two times stiffer than steel and twice the density. Our tungsten carbides are also nickel free which makes it hypoallergenic for most individuals.