THE REFERENCE LIBRARY Omega

Speedmaster Professional Moonwatch Alaska Project IV

REFERENCEST 186.004 Alaska

The details behind the design.

Explore this Omega reference, its specifications and its place in our watch archive.

Movement
Quartz
Calibre
1620
Introduced
1979/1
Explore the specifications

From the Superwatchman archive. A reference record, not an offer for sale.

A CLOSER LOOK

About this watch.

The Omega Speedmaster Professional Alaska Project IV is a series of 20 prototype watches created in 1979 for NASA, to be tested by Space Shuttle pilots. Based on the regular ST 186.004 of the era, it is fitted with tritium strips behind the display to light it up.

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THE DETAILS

Specifications.

Brand
Omega
Collection
Speedmaster Automatic / Quartz
Reference
ST 186.004 Alaska
Introduced
1979/1
Limited edition
Yes
Crystal
Plexi
Case back
Closed
Case shape
Round
Dial colour
White
Indexes
Stick / Dot
Hands
Stick
Movement
Quartz
Calibre
1620

Archive details may be incomplete or dated. Confirm specifications with the manufacturer.