Analog three-hand chronograph movement, luminous silver-tone hands and markers on black dial, fixed bezel with stainless steel insert, tachymeter scale around the outer rim, second hand operates independently of chronograph function, luminous coating for night readability, scratch resistant sapphire crystal glass front, push/pull winding crown mechanism, solid case back allowing display of movement internals, round 45mm diameter stainless steel bezel and case with 13.5mm thickness, black nylon NATO strap equipped with tang buckle clasp measuring 20mm in width, water resistance up to 50 meters depth equivalent to 165 feet or approximately 10 atmospheres pressure, proprietary high-performance quartz technology operates at a precise 262 kHz vibrational frequency ensuring accurate timekeeping.