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Re: Omega Cosmic
In Response To: Omega Cosmic ()

: I recently purchased a gold-colored Omega
: Cosmic. I has a very small number
: "20" followed by the Omega symbol
: in a triangle between the lugs. The back of
: the case has the number "166036"
: and "Tool 17" under the Seahorse
: logo. Can anyone tell me anything about the
: age or movement of this watch? (I can't get
: at the movement as it opens from the front.)
: Thanks.

This model was introduced in 1967 and is in the Omega Vintage database. Age is determined by the serial number.

The 20 may refer to 20 microns gold plating. 166.036 is the reference number.

The OVD entry:

Seamaster Cosmic Gents' leather strap Reference number: CD 166.0036
Movement
Caliber number: 752
Created in 1967
24 jewels
Central sweep-second hand
Dial
Metal, with luminous metal hands

Crystal
Armoured hesalite

Bracelet
Leather

Water resistance
30 meters

Case details
Gold-cap on stainless steel
Unishell (case opening on dial side)
Full metal
Functions
Day-date

More product information
Case : "barrel" shape (35 mm diameter), 14K goldcap with SS case back.
For leather straps of 19 mm lug-size
International Collection : 1967-1976
Swiss retail price (1971) : CHF 480.-
Also available with goldcap bracelet of ref. 1098/526
Later replaced by ref. 166.0129
Also available in 18K gold (BA or BB, CHF 900.- both), gold-plated (LD or LE, CHF 400.- both), stainless steel (ST, CHF 380.-).
JLM

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Omega Cosmic
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