Ball Engineer Master II Aviator - NM1080C-S13-BK 23.6 caliber 2500 self-winding movement with

caliber 2500 self-winding movement with chronometer and a date window at 6 o'clock

folding Oysterclasp buckle with glidelock extension system

As a new release model for 2023

18K white gold applied applique hour markers with Chromalight

Ball Engineer Master II Aviator - NM1080C-S13-BK 23.6 caliber 2500 self-winding movement withWEIGHT Approx. 150g MOVEMENT Automatic caliber BALL RR1102 SIZE (CASE) 46mm, height 13. 3mm WATER RESISTANCE 100m 330ft ANTI MAGNETISM 4,800A m MICRO GAS TUBES 15 micro gas tubes on hour, minute and second hands and dial for night reading capability FUNCTIONS Hours, minutes, sweep seconds, day and date 5,000Gs shock resistance CASE MATERIAL Stainless steel CROWN Screwed in crown CRYSTAL Anti reflective sapphire crystal DIAL COLOR Black BRACELET