Handmade Bamboo Watch Made with Hawaiian Petroglyphs and Cowhide Leather Strap Kahala Brand- HGW-23B39 Handmade Construction with Natural Materials. SIZE: 39mm 100% Japanese Miyota Quartz movement, Energy Saving, Ultra-quiet and Long-Lift time. Strap made from genuine soft PU leather. Handmade from Real Bamboo Wood. No paint and no chemical added. Safe for those with skin allergies