Sprout Men's 'Water Resistant' Quartz Resin and Other-Synthetic Casual Watch, Color:Blue (Model: ST/3601BKBKTQ) 45 mm black corn resin case with engraved arabic numeral markers on bezel; gold-tone aluminum crown Blue tyvek strap, padded with matching stitching and black corn resin buckle closure Black dyed genuine bamboo dial with silver-tone arabic numeral and stick hour indexes and day/date function window Luminous tip filled silver-tone hour, minute and yellow stick second hand Water resistant to 165 feet (50 M): suitable for swimming and showering