Renato Limited Edition Mens Two in One Swiss Diamond Collection Movement: Two Individual Swiss Ronda Quartz Movements Ronda 762 and Ronda 751 Crystal: Sapphire-coated mineral Crown: Push/Pull Strap: Leather Clasp: Buckle Strap Measurements: 9" L x 25mm W Case Measurements: 46mm Case Thickness: 14mm Water Resistance: 3 ATM / 30M / 100ft