Mechanical self-winding movement Caliber 324 S QR. Perpetual calendar with retrograde date hand. Day, date, month, leap year in apertures. Center sweep second hand. Moon phases. Silvery opaline dial, gold applied hour markers. Shiny chocolate brown alligator strap with square scales, hand-stitched, with fold-over clasp. Interchangeable full back and sapphire-crystal case back. Water resistant to 30 m. Rose gold case diameter: 39.5 mm.