Hamilton Khaki X-Wind Automatic Chronograph

Case 44mm stainless steel, brushed & polished; 14.5mm thick; 22mm lug width Dial Ivory/cream with high-contrast black sub-dials; crosswind calculator scale on inner bezel Bezel Bi-directional rotating with drift-angle calculator (unique to X-Wind) Crystal Sapphire, domed, anti-reflective coating Hands & Markers Luminous (Super-LumiNova) cathedral-style hands; applied Arabic numerals Functions - Hours, minutes, small seconds - Chronograph (12-hour, 30-min, 60-sec) - Day-date at 3 o’clock - Crosswind correction (for pilots) Water Resistance 100m / 10 ATM Straps Included 1. Khaki green leather (worn) 2. Dark brown leather with contrast stitching (worn) Reference: H77616533 (confirmed by dial, caseback, and bezel design) Series: Khaki Aviation (pilot’s chronograph with drift-angle calculator) Movement: H-21 (modified ETA 7750 Valjoux, 60-hour power reserve) Production Year: ~2012–2018 (this ivory-dial variant discontinued ~2020) Serial: H776600 (visible on caseback) Origin: Swiss Made