Stainless steel case with a black alligator leather strap. Fixed stainless steel bezel. Silver dial with silver-tone hands and stick hour markers. Minute markers around the outer rim. Dial Type: Analog. Three multi-function sub-dials displaying: date, month, day of the week / moonphase. Day / night indicator. Year display at the 8 o'clock position. Automatic movement with 192 hour power reserve. Scratch resistant sapphire crystal. Skeleton case back. Case diameter: 40 mm. Case thickness: 12.1 mm. Round case shape. Deployment clasp with push button release. Water resistant at 50 meters / 165 feet. Functions: year, month, date, day, hour, minute, second. Additional Info: power reserve indicator on dial, day and night indicator on dial. Luxury watch style. Watch label: Swiss Made. Jaeger LeCoultre Master Eight Days Perpetual Calendar Stainless Steel Mens Watch Q1618420.