XILALU Fashion Watch Franterd Stainless Steel Man Quartz Analog Wrist Watch[Black] Material: Stainless Steel. Watch case Diameter:3.6cm. Case Thickness:0.8cm. Band Length:22cm. Band Width:1.8cm. The Roman numerals is random, IV, I. Life Waterproof. (Do not put it in the water too long) Note:The position of number 6 is opposite, this is normal, don't be worried, or you don't choose it if you mind.