The Momentum M1 Mini Sapphire Divers Watch is a petite & thin ladies divers watch rated down to 200m with date & rotating bezel. The Sapphire glass is an ultra hard crystal dramatically increasing the scratch resistance of the front of your watch. The Natural ‘ Mini’ Rubber band is specially made for Momentum in Italy. This natural rubber is specially designed for smaller wrists, & is both soft & flexible, for unsurpassed comfort & durability. The rubber mix is lightly scented with vanilla, to mask the natural rubber smell. Made to withstand the elements, & easy to scrub clean with a little soap & water, natural rubber is completely waterproof and perfect for any adventure. 31mm case Luminous Dial 200 Meter Tested 2-3 Year Battery Life Face diameter 22mm Face + Bezel diameter 30mm