Renato Limited Edition Ladies Two in One Swiss Diamond Collection Movement: Two Individual Swiss Ronda Quartz Movements (Ronda 762 near 2:00 and Ronda 751 near 8:00) Crystal: Sapphire-coated mineral Crown: Push/Pull Strap: Leather Clasp: Buckle Strap Measurements: 8-1/2" L x 23mm W Case Measurements: 38mm Case Thickness: 13mm Water Resistance: 3 ATM/30M/100ft