OMEGA SPEEDMASTER REF. ST145022 STEEL
Omega, "Speedmaster Professional", No. 30994541, case No.
12389897. Ref. ST145022. Made in the 1970s.
Fine, water-resistant, stainless steel wristwatch with round
button chronograph, registers, tachometer bezel and a stainless
steel Omega link bracelet with deployant clasp. Accompanied
by a serviced warranty card, service omega box, extra links and
serviced parts.
Three-body, polished and brushed, lyre lugs, screwed-
down case back engraved: "First Watch Worn on the Moon
- Flight-Qualified by Nasa for All Manned Space Missions",
tachometer graduation on the black bezel to 500 UPH.
Black with luminous baton indexes, subsidiary dials for the
seconds, the 12-hour and 30-minute registers. Lumious white
baton hands.
Cal. 861, copper-colored, 17 jewels, straight-line lever
escapement, monometallic balance, shock absorber, self-compensating
flat balance spring, micrometer regulator.