featureChronographSmall SecondsSpeedometerTransparent case back??caseTotal product weight (approx.):????89 gBetween lugs:????21 mmThickness:????13.8 mmCase:????Black ceramicCase diameter:????44.25 mmWater resistance:????5 bar (50 m/167 ft)Dial and CrystalDial color:????blackMirror:????Wear-resistant sapphire crystal, double-sided anti-reflective treatment??tapeStrap type:????leather strapStrap color:????BlackStrap surface:????Ungrained calfskinStrap bottom:????Ungrained calfskinBuckle type:????pin buckleBuckle material:????ceramic