OMEGA REF. 166.0177 SEAMASTER STEEL
Omega, "Automatic, Seamaster, 200m / 660ft," No. 40517895,
Ref. 166.0177. Made circa 1973.
Fine, octagonal, tonneau-shaped, center seconds, self-
winding, water-resistant, stainless steel diver's wristwatch with date and a stainless steel Omega mesh bracelet.
Three-body, polished and brushed, screwed-down case
back with Seamaster logo, bidirectional revolving black
bezel for the decompression times, screwed-down winding
crown protected by the crown guard, sapphire crystal.
Black with printed luminous baton indexes, outer minute/
seconds divisions, aperture for the date. Luminous pink
epée and baton hands.
Cal. 1012, copper-colored, 17 jewels, straight-line
lever escapement, monometallic balance, shock absorber,
self-compensating flat balance spring, index regulator, hack
mechanism.