YEMA
YEMA NAVYGRAF MARINE NATIONALE GMT 38.5MM YNAV23MN-AMS
DIAMETER / THICKNESS / LUGS
38.5 mm / 12 mm / 19 mm
CASE
Vertical Brushed 316L stainless steel
BEZEL
Bidirectional stainless steel bezel with sapphire insert, 24-hour GMT graduation
Markers and triangular marker at 12 o'clock (Super-LumiNova BGW9 Grade A)
White luminescent bezel in (Super-LumiNova BGW9 Grade A)
CROWN
Screw-down crown with Marine Nationale crest embossed
CALIBER
Adjusted to +/-10 seconds per day by our watchmakers before and after assembly
Maximum rate of +/- 25 seconds per day
GMT Automatic
28 800 A/h
Hours, minutes, seconds and GMT timezones
Date at 3 o'clock
POWER RESERVE
42 Hours
DIAL & HANDS
Matt blue
Applied polished SS indexes
Polished SS hands
Super-LumiNova BGW9 Grade A
CRYSTAL
2.50 mm double domed sapphire crystal
WATER RESISTANCE
30 BAR / 990 feet / 300 m
BAND
Vertical brushed 316L stainless steel band
Diver's extension folding clasp with embossed Y YEMA logo
Nato strap " Parachute "
FKM strap