TZ | Hammer Time waterproof handcrafted bamboo wood watch. Features a gray leather band and a light bamboo face. TZ watches are custom made with active customers in mind. Whether by land or by sea, time will certainly fly while having fun with your new TZ waterproof watch. Forgot you had your watch on before diving off the boat into the calm cool refreshing lake... No worries, TZ waterproof watches are good for up to 35 meters. Relax and enjoy the TZ Lifestyle with your new handcrafted waterproof bamboo watch.