OMEGA REF. ST 166.0077 SEAMASTER 600 M
2ND GENERATION PLOPROF STEEL
Omega, Seamaster, Professional, 600m/ 2000ft, Automatic,
Ref. ST 166.0077. Made in the 1970's.
Fine, large, asymmetric, large, center seconds, self-winding,
water resistant, stainless steel professional diver's wristwatch with date and omega rubber strap with omega stainless
steel buckle.
Two-body, polished and brushed, revolving graduated
black bezel for decompression times with red security
push-button locking mechanism at 2, screwed-in and
protected winding crown at 9 o`clock, bezel inclined
and reeded, flat back with horizontal anti-slip groove
pattern, engraved " JKL 1. 2. 86, sapphire crystal.
Matte black with painted luminous baton indexes, outer
minute/ seconds divisions, aperture for the date. Luminous
white hour and seconds hand, luminous orange minute hand.
Cal. 1000, Copper-colored, 17 jewels, straight-line lever
escapement, monometallic balance, shock absorber, self-compensating
flat balance spring.