Chase-Durer 155.1LB2-PVIB Blackhawk Mach 3 Alarm Chronograph watch. Multi-function OS80 Alarm quartz chronograph movement, satin finish solid 316L stainless steel case, unidirectional 0-60 bezel, Tachymetre scale, blue color dial with black sub-dials, Superluminova illumination system on hands and Arabic numerals, rubber band with steel reinforcements and push-button deployment buckle. 100m water resistance. Serial numbered.
Factory Model Number. 155-1LB2-PVIB.
CITIZEN Japanese Quartz Analog ( Battery powered ).
12 hr, 60 min, 60 sec, 1/20 sec. registers chronograph. Alarm. Date calendar, window display.
Sandblasted finish solid 316L Stainless steel. 2 piece construction (core, back).
Uni-Directional rotating, ratcheted, 0-60 Elapsed-Time.
Sport style, screw-down (threaded). Traditional style Pushbuttons.
Mineral glass. Flat profile.
Blue color. Black color sub-dials. Luminous ( radiation-free Super-LumiNova ) numerals. Tachymetre scale.
Baton style. White varnished. Super-LumiNova radiation-free luminous filled.
Screw-down style ( threaded ).
Black color. Rubber with steel shields.
Tri-fold, Sport style, with spring release.
Original factory box.