Size:220*13mm WT:98g suitable for 17.5cm-18.5cm wrist size. Shipping Delivery within 3-5 business days! Can be lettering and custom patterns. Tungsten carbide is ranked second hardest next to diamond on the Mohs scale, diamond being a 10 followed by Tungsten carbide as 9. Women's Or Men's Pure Tungsten Bracelets Hologram Energy Bracelet Unisex Fashion Link Chain Bangles Gift For Mens And Womens