Silver-tone stainless steel case with blue alligator leather strap, fixed silver-tone bezel. Silver dial featuring analog display, Roman numeral hour markers, day/month display at 12 o'clock and date scale on the outer rim. Equipped with three sub-dials: small second/24-hour function, moon phase indicator (displaying month), 30-minute chronograph counter. Powered by Longines Calibre L687 Automatic movement based on ETA 7751 with 25 jewels and a frequency of approx. 28,800 vph; offers approximately 54 hours power reserve. Features sapphire crystal for scratch resistance, automatic winding via column wheel mechanism, pull/push crown, transparent case back. Round 42 mm case shape (thickness: 14.2 mm), band width: 21 mm with folding buckle clasp. Water resistant to 30 meters / 100 feet depth. Functions include moon phase display, chronograph second time zone, day, month date, GMT, hour and minute hands, small seconds sub-dial.