Ball - Engineer Hydrocarbon NEDU

WORLD FIRST: A HELIUM RELEASE VALVE BUILT INTO THE CROWN.

The Engineer Hydrocarbon NEDU represents major technological innovation in the design of diving watches. Dedicated to the Navy Experimental Diving Unit (NEDU) – a United States Navy unit responsible for rolling out operational diving and decompression rules for the US Armed Forces – the NEDU timepiece is a tool watch of the highest order, featuring extraordinary water resistance and technology strong enough for military missions.

MOVEMENT

• Automatic caliber BALL RR1402-C

• Chronometer certified COSC

FUNCTIONS

• Hours, minutes, subsidiary seconds, day and date

• Underwater operable chronograph with accumulated measurement up to 12 hours

• Patented helium release crown

WATER RESISTANCE

• 600m/2000ft

ANTI-MAGNETISM

• 4,800A/m

SHOCK RESISTANCE

• 7,500Gs shock resistance

MICRO GAS TUBES

• 21 micro gas tubes on hour, minute, second hands, dial and pushers for night reading capability

DIAL COLOR

• Black

BRACELET

• Tapered titanium and stainless steel bracelet with patented folding buckle & extension system

SIZE (CASE)

• Ø 42mm, height 17.3mm

WEIGHT

• Approx. 200g

CASE MATERIAL

• Grade 5 titanium

• Top ceramic luminous unidirectional rotating bezel

CRYSTAL

• Anti-reflective sapphire crystal

• 3.7mm

CROWN

• Patented crown protection system

LUG TO LUG

• 53.55mm