Seven Beads Stainless Steel Solid Watch with 19mm watchband Flat Mouth and 20mm Black Double Button Butterfly Buckle 21mm

traditional : the structure has straight solid links, but it is flexible. an unfolding clasp with a safety folding clasp provides extra protection for your watch, making it securely closed. high-tech electroplating ensures that the strap maintains its excellent appearance for a long time.adjustable strap length: the size of the strap can be easily adjusted by the included removal tool, and the length can be adjusted to fit the wrist. suitable for wrists of 5.5-8.27 inches (140-210mm).replacement: a perfect replacement for most traditional and popular watches with lug widths of 17mm, 18mm, 19mm, 20mm, 21mm, 22mm.it is made of high-quality 316l stainless steel, without sharp/rough edges, and feels smooth. the wrist is strong, heavy and comfortable.with the help of the included spring bar and tools, the strap can be easily attached to the watch. Perfect for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.