Ebel Classic Sport Chronograph Series:Classic Subseries:Sport Chronograph Style (Gender):Men's Case Material:Stainless Steel, Brushed and Polished Case Shape:Round Dial Color:Black with central vertical patterning Movement:Swiss Quartz EBEL Caliber 503 Functions:Hours, Minutes, Small Seconds at 3, Chronograph, Date Crystal Material:Sapphire - Scratch Resistant Case Diameter:41.0 mm Case Length Including Lugs:43.9 mm Case Width Including Crown:44.75 mm Case Thickness:11.0 mm Caseback:Stainless Steel, Brushed, engraved with CLASSIC SPORT insignia, STAINLESS STEEL, WATER RESISTANT 5 ATM, MODEL NUMBER, SERIAL NUMBER, SWISS MADE Bezel Material:Stainless Steel, Polished Bezel Function:Fixed Mass:153.6 g Water Resistance:50m / 165ft ( suitable for very light splashing; unsuitable for rain, showering, swimming or diving) Crown Material:Stainless Steel, Fluted, with EBEL logo Crown Thickness:2.6 Crown Diameter:5.4 mm Calendar:Date at 4 Battery Life:2-3 year battery life Watch Bracelet / Strap Material:Stainless Steel, brushed side links, polished center links Watch Clasp Material:Deployant, Hidden Folding with EBEL insignia formed by closed clasp Bracelet Thickness:3.7 - 4.1 mm First Production Year:2011 Condition: have fine scratches on the case and strap, that will disapear with a proffessional polish