Ref. ST 145.022An attractive and rare stainless steel chronograph wristwatch with black “racing” dial, luminous indexes, tachometer bezel, and bracelet.
Manufacturer: Omega
Year: 1971
Reference No: ST 145.022
Movement No: 31’617’336
Model Name: Speedmaster Professional “Racing Dial”
Material: Stainless steel
Calibre: Manual, cal. 861, 17 jewels
Bracelet/Strap: Omega stainless steel bracelet, end links stamped 516, max. length 195mm
Clasp/Buckle: Stainless steel deployant clasp, stamped 1039, 3.70
Dimensions: 40mm diameter
Signed: Case, dial and movement signed. Caseback further engraved “Omega Speedmaster Apollo XI 1969 The First Watch on the Moon”
Accessories: Accompanied by an Extract from the Archives confirming its date of production on July 1, 1971 delivered to Japan.
Literature: A similar example is prominently illustrated in Moonwatch Only, Grégoire Rossier & Anthony Marquié, pg. 458-459