Features:Quick Reset (by Heart Cam Reset System)Click Feeling Push Button HandlingCenter Chrono Second Hand Max.0.11μNmTACHYMETER AvailableSpecifications:Ligne Size: 13 1/2'''Thickness: 5.10mmDiameter: 30.8mm /1.21inTypes: Date at 6'Battery Cell Number: SR927W (395/399)Hand Hole Sizes: 120mm, 70mm, 17mm (small hands also 26mm) /4.72in, 2.76in, 0.67in (small hands also 1.02in)Hours, minutes, central chronograph seconds, 60 minute counter, 24 hour hand, datePackage include:1* Watch Movement1* Stem1* Battery Note:The Watch Hands Not includedThank you!