zOwie Omega Discussion Forum

: I hope someone can help me and I’m on the right forum.

: I was clearing my late father’s house after his death and I found
: an Omega watch. I took it to an authorized Omega watch maker to
: get the movements serial No and he confirmed that it was a
: genuine Omega but he had never seen one like it.

: If anyone can help me to identify it I would be very grateful all
: the details I could find are below

: Omega Speedmaster Mark 3
: 22 Jewel Automatic
: Movement Serial No 31649026
: Back cover Seamaster
: Serial No 176 002

: It has a 35mm blue face with date on the right, hour and minuet
: hands, a second hand dial with a day/ night on the left

: It is a Tachymetre with seconds, minuets and hours on a small dial
: ant the bottom of the face.

: I have some photographs if they will help

: I hope someone will be able to help me.

: Many Thanks

From the Omega Vintage Database at Omega's website

Speedmaster - Mark III
Gents' leather strap
Reference
ST 176.0002

International collection
1971

Movement
Type: Automatic (mechanical)
Caliber number: 1040
Created in 1970
22 jewels

Functions
Date, Tachymeter, 24 hours, Chronograph

Case
Stainless steel

Case back
Screw-in
Full metal
Dial
With luminous hands and luminous hour markers. Inside scale ( 4 types available : tachometric, decimal, telemetric, pulsimetric).

Crystal
Mineral (flat)

Bracelet
Stainless steel

Water resistance
50 meters

More product information
Case : "pilot" shape (41 x 52 mm)
For leather straps of 22 mm lug-size
International Collection : 1971-1973
Swiss retail price (1972) : CHF 640.-
Also available with SS bracelet of ref. ST 1162/172
JLM

Lemania movement calibre 1040, pilot style cases that were indentical between Seamasters and Speedmasters

Good job on the information within the watch case -- you only missed the calibre number