Longines HydroConquest Chronograph Automatic Watch - 43 mm Steel And Ceramic Case - Black Arabic Dial - Rubber Strap - L3.883.4.56.9 Two octagonal 18K white gold crown

octagonal 18K white gold crown set with a faceted sapphire

caliber 1904-CH MC automatic movement with chronograph and calendar aperture at 6 o'clock

brown dial with Mega Tapisserie pattern

caliber 9621 MC automatic movement

Longines HydroConquest Chronograph Automatic Watch - 43 mm Steel And Ceramic Case - Black Arabic Dial - Rubber Strap - L3.883.4.56.9 Two octagonal 18K white gold crown43. 00 mm stainless steel and ceramic case, screw down back, screw in crown, unidirectional rotating bezel, scratch resistant sapphire crystal with anti reflective coating, sunray black dial with applied Arabic numerals and indexes, caliber L688 automatic movement with chronograph, hours, minutes, small seconds at 9 o'clock and date, approximately 54 hours of power reserve, black rubber strap. Water resistant to 30 bar.