CASE & DIAL
Solid 316L stainless steel case with sandblasted finish
Screw down stainless steel case back
Screw down crown
Luminescent hands & numerals
Water resistant to 10 ATM / 330 ft / 100 m
Case: 42 mm x 42 mm (1.65 in)
Distance between lugs: 22 mm (0.9 in)
Thickness: 13.5 mm (0.5 in)
Weight: 115 g

MOVEMENT
NH35A Automatic Movement (More info)
40-Hour power reserve
Accurate to +40-20 seconds per day
21 Jewels

LENS
Sapphire crystal with AR coating

STRAP
Black rubber

WARRANTY
One year

Product Code: NAV-03-ALT-30-B

How an Automatic Watch Works

Watch Instructions

NAV-03 30th Anniversary Altimeter / Black / Automatic