HSG Tungsten Rings for Men Wedding Band 6mm Black Groove Plated Gold High Polished Main material: Tungsten Carbide . This tungsten carbide wedding band is 6mm width,high polished and plated gold in center groove.The luxurious feeling of thick precious metal is combined with comfort fit style, which makes this amazing wedding ring to be worn happily. Durable, wear-resistant and polished tungsten carbide rings maintain their initial glamorous appearance. We provide ring box free, so you can save your giftware fee, and help you preserve the ring away from destruction. Lifetime Return Service.