Omega

How to set up the Speedmaster Apollo 11 50th Anniversary

Ref. 310.20.42.50.01.001 · cal. 3861

Verified Time Chronograph Tachymeter Hand-wound

Short answer: The steel Apollo 11 50th (310.20.42.50.01.001) runs on calibre 3861 and sets up like the Moonwatch Professional 3861: wind it at crown position 1, set the time at 2.

Written by Catalin Alexandru · Last checked: 2026-10-17 against OMEGA — Speedmaster Apollo 11 50th Anniversary 310.20.42.50.01.001

Speedmaster Apollo 11 50th Anniversary (steel, Moonshine Gold bezel) at a glance

What is different about this model

The Moonshine Gold details and the limited numbering set it apart. The procedure is the same as any 3861 Moonwatch.

Set-up steps

This watch is set up the same as the Omega Speedmaster Moonwatch Professional — steel, Hesalite. The full written steps are on that guide:

• Reset chronograph hands on the Omega Speedmaster Moonwatch Professional — steel, Hesalite
• Set the time on the Omega Speedmaster Moonwatch Professional — steel, Hesalite
• Start a stopped watch on the Omega Speedmaster Moonwatch Professional — steel, Hesalite

Sources

• OMEGA — Speedmaster Apollo 11 50th Anniversary 310.20.42.50.01.001
• OMEGA user manual 310.30.42.50.01.001 (cal. 3861, manufacturer PDF)