CASUAL & MODERN: CZ tungsten band for a bride or groom offers affordable luxury without appearing fake HEAVY DUTY: Wide rings use thick tungsten carbide for a classic look that is durable & long-lasting WATER & SCRATCH PROOF: Tungsten ring with 7 black CZ inlay is scratch resistant & waterproof MULTI USE: Silver & black CZ band for him or her to use as original band or travel replacement ring 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. 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 rings may be laser engraved, but CANNOT be engraved by hand. They CANNOT be stretched. Mens Women Tungsten Ring Black Cz Inlay Wedding Band Titanium Color Couple Rings for Men Womens For Width 4MM 6MM 8MM 10MM