OMEGA Speedmaster Triple Date Watch Movement – Calibre 1151 – 7751

450 CHF

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Omega Speedmaster Triple Date automatic watch movement Calibre 1151.

Omega 1151 it’s a 25 jewels automatic integrated chronograph watch movement with 54 hours of power reserve and a frequency of 28,800 bph with triple-calendar complication. Standard 6:00 ( no disc) – 9:00 – 12:00 layout, with 24 hour indicator at 9:00, a date indicator circling the perimeter of the dial, as well as the day and month at 12:00.

The movement has overlapping circular patterns “œil-de-perdrix” finishing, the oscillating weight is decorated with “Cotes de Geneve” stripes and is engraved Ω | OMEGA | 1151. The movement is marked 25 JEWELS | TWENTY-FIVE | SWISS, Ω | 1151B.

The layout is the standard 7751 Valjoux layout with 24 hours/dual time zone at 9:00, chronograph seconds by central watch hand, 30 minutes at 12:00, and 12 hours at 6:00 (no moon-phases disc). The date is indicated by a central pointer circling the perimeter of the dial, day/month opening is at 12:00, with black letters on white discs.

The movement works well and is keeping a pretty accurate time. As for any other vintage or unused movement, a basic revision is recommended.

The article is sold as is any other parts that are not mentioned in the description or shown in the photos are not included with this movement.


All the movements in our offers are original service or replacement parts meant to be used by professionals for watch servicing. The movements are handled and stored in different boxes or containers, operations that may affect their accuracy. These movements are supposed to be cleaned, oiled, timed or adjusted by a professional before fully corresponding to the manufacturer specifications.

Additional information

Base Movement

7751 Valjoux

Features

Central Second, Self-Winding, Swiss Made

Complications

Chronograph, Day-Date, Dual Time, Pointer Date, Triple Calendar

Frequency

28800 A/h

Jewels

25

Power Reserve

ca. 54 hours

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