The picture shows the ring width is 8mm Rings Width:4MM 6MM 8MM 10MM(If you want a width that is not in the options, please contact customer service, we will reply within 12 hours.) Us Size:5/5.5/6/6.5/7/7.5/8/8.5/9/9.5/ 10/10.5/11/11.5/12/12.5/13/13.5/14/14.5/15 Note: the character of the inside ring is "Tungsten carbide", which is deleted as default. If you stick to have it engraved on "tungsten carbide" inside of ring, please tell me and email to us when you have ordered. Women's or Men's Tungsten Carbide Wedding Band Watches Gear Rings,Black With Gold Watch Gear Resin Inlay Design Over Blue Carbon Fiber Tungsten Ring With Mens And Womens Rings For 4MM 6MM 8MM 10MM Tungsten carbide is ranked second hardest next to diamond on the Mohs scale, diamond being a 10 followed by Tungsten carbide as 9. Tungsten material does not cause irritation on the skin. Due to the Hardness of Tungsten carbide, Tungsten ring may be laser engraved, but CANNOT be engraved by hand. They CANNOT be stretched. The women's or men's tungsten carbide wedding band watches gear rings with black and gold watch gear resin inlay design over blue carbon fiber tungsten ring are a unique and stylish option for wedding bands. The design features a combination of black and gold watch gear resin inlays over a blue carbon fiber tungsten ring, creating a modern and edgy look. These blue wedding rings are also hypoallergenic, making them a great choice for those with sensitive skin. The combination of different materials and textures in the design creates a unique and eye-catching look that will complement any style or outfit. Overall, the women's or men's tungsten carbide wedding band watches gear rings with black and gold watch gear resin inlay design over blue carbon fiber tungsten ring are a great choice for anyone looking for a unique and stylish wedding band that is both durable and scratch-resistant.