Longines HydroConquest Automatic Black 42mm L37884706 mido 1/10th of a second chronograph

1/10th of a second chronograph functionSkeletonized El Primero 3600 SK calibreSmoked sapphire dial3-shade grey counter designGreen ceramic bezelPump-style pushers

in winter)

Ivory Grand Feu enamel dial

Crystal: Sapphire crystal with double-sided anti-reflection treatment

Chronometer COSC Certified

Longines HydroConquest Automatic Black 42mm L37884706 mido 1/10th of a second chronographFeatures: Hours, minutes, seconds Date Specifications: Movement: Automatic Calibre L888 Water Resistance: 30 bar 300 meters 1000 feet Case: Material: Stainless steel and ceramic bezel Diameter: 42. 00mm Thickness: 11. 70 mm Crystal: Sapphire with several layers of anti reflective coating Caseback: Screw down case back Crown: Screw down crown Bezel: Rotating unidirectional ceramic bezel Dial: Color: Black lacquered polished Hands: Silver Polished Hands