Case Material: 18K Rose Gold Case Size: 41.9mm Dial: Solid silver with Argenté (silver) finish, featuring two time zone subdials and a city ring for 24 time zones Strap: Hand-stitched brown alligator leather with 18K rose gold tang buckle Movement: Manual winding, in-house Lange calibre L031.1 Functions: Home time with outsize date display Second time zone with a 24-hour format and a day/night indicator Power reserve indicator (Auf/Ab) Small seconds City ring to easily track 24 time zones worldwide Power Reserve: Approximately 72 hours Crystal: Scratch-resistant sapphire crystal (front and caseback) Water Resistance: 30 meters Reference Number: 116.032 (verify with specific edition) Special Features: Dual time zone display with intuitive functionality for global travelers Day/night indicators for both time zones Transparent caseback showcasing the beautifully hand-finished movement The 18K rose gold case gives the watch a refined and elegant look Made in: Germany