Nautical Heritage - Black White Luminova

HANDS : Polished Silver
MECHANICAL: Hand-wound alarm movement (12 lignes or 27.07mm in diameter), double barrel, equipped with the Exactomatic system, 165 components
INDEXES: White Super Luminova
CASE : 316L Steel Polished Silver
CASE-BACK : The ‘Triple Case Back’ acts as a resonance chamber, allowing the alarm function to be used underwater or in a sapphire crystal version embellished with the stylized Vulcain "V"
DIAL : Semi-matte black dial with decompression tables
DIAMETER : 42 mm
TRIPLE CASE-BACK THICKNESS : 17.35 mm
CRYSTAL : Sapphire, domed, with anti-reflective coating (or domed plexiglass version)
WATER RESISTANCE : 30 ATM (300 meters)
DIMENSIONS : 22x18 mm
BUCKLE : 316L with engraved Vulcain logo
CALIBRE : Cricket Alarm Calibre V10

Ringing time: 20 seconds +/- 5 seconds.

FUNCTIONS : Hours, minutes, center seconds, alarm, decompression scale adjustable via screw-in crown at 4 o'clock
FREQUENCY : 18,000 vibrations / hour
POWER RESERVE : 52 hours