Zenith Chronomaster Open. Brand Zenith af5ocJune 15, 2011December 16, 2022 Brand: ZenithModel: Chronomaster OpenReference: n / a Specifications: Year:2008Category:Recreation / SportsCase material:SteelDimensions:40.0 mmMovement:Automatic MechanicalFeatures:Chronograph, Power reserveBracelet Strap:LeatherWaterproof:30 m