Swiss waterproof jialan strap couple ultra-thin quartz watchSwiss waterproof jialan belt couple ultra-thin quartz watch, mineral glass surface, better light transmission. Is empty plating, waterproof precision waterproof structure, and good soft leather strap good texture, comfortable to wear. Timing precision quartz movement, the classic diamond embellishment, soft wear-resistant bracelet, waterproof fashion, the appearance of a unique aesthetic personality. Material: Alloy, Stainless steel, PU, Quartz, Mineral - reinforced glass surface Color: Black, Brown Size: + W: 20mm + D: 38mm + T: 7mm Accessiory: None