#html-body [data-pb-style=LK96XCK],#html-body [data-pb-style=QUD6TAT]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}#html-body [data-pb-style=UF74W6N],#html-body [data-pb-style=VF1FBSV],#html-body [data-pb-style=VSAMLT5],#html-body [data-pb-style=YPPAKF1]{border-width:1px}#html-body [data-pb-style=MXI2U5P]{text-align:left}#html-body [data-pb-style=P7DPTJ8]{border-width:1px;min-height:300px}#html-body [data-pb-style=ISE7JJY],#html-body [data-pb-style=L5D1XI3],#html-body [data-pb-style=QHMDLA6],#html-body [data-pb-style=YR13Q3H]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Heritage AvigationLongines continues to keep a close and long-standing connection with the world of aviation. The brand has produced a large number of pilots' watches and chronographs, on-board equipment and other navigation instruments which aided the development of civil and military aviation during the first half of the 20th century. Today, Longines is bringing this exciting heritage back to life with watches from its "Heritage Avigation" range. Case Dial & Hands Movement & Functions Strap Shape - RoundMaterial - TitaniumGlass - Scratch-resistant sapphire crystal, with several layers of anti-reflective coating on the undersideCase Back - Screw-down case backDimension - 41.00 mmLug distance - 20 mmLug-to-lug - 48.70 mmThickness - 14.50 mmWater Resistance - Water-resistant to 3 barWeight - 77.3 g Dial color - PetroleumHour markers - Painted Arabic numeralsHands - Black handsSpecificities - Swiss Super-LumiNova® Movement Type - AutomaticFunctions - Hours, minutes, small seconds at 9 o'clockCaliber - L688Movement Description - Self-winding mechanical movement beating at 28'800 vibrations per hour, with a power reserve up to 66 hoursChronograph - Column Wheel ChronographChronograph Functions - Chronograph mechanism: central 60 seconds hand, 30 minutes counter at 3 o'clock and 12 hours counter at 6 o'clock Material - Leather strapColor - BrownBuckle - With buckle