Hamilton Khaki Aviation Red Bull Air Race Men\'s Watch H76535731 Designed to celebrate Hamilton as the Official Timekeeper of the 2018 Red Bull Air Race, this Hamilton Khaki Aviation Red Bull Air Race Men\'s Watch (H76535731) is a stunning blend of classic aviation style and striking Swiss watchmaking precision. Beneath the classic aviation styling and orange and black Team Hamilton colours, lies Hamilton\'s exclusive H-10 calibre automatic movement. Both a nod to Hamilton’s storied past and its exciting future; the Hamilton Khaki Aviation Red Bull Air Race Men\'s Watch is the perfect commemoration of Hamilton’s partnership with the Red Bull Air Race.   SKU H76535731 Family Khaki Air Race Movement Automatic Calibre H-10 Power Reserve 80 hour Dial Colour Black Case Size 42mm Case Material  Stainless steel Glass Sapphire crystal Strap Type Leather strap Strap Material Leather Lug Width 20mm Guarantee 2-Year Manufacturer’s Water Resistency 50m