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OMEGA Speedmaster Moonwatch Professional

OMEGA Speedmaster Moonwatch Professional

Manual WindingGold/Steel

Ref. 310.23.42.50.99.001

Collection: SpeedmasterCase size: 42mmMovement: 3861

The Omega Speedmaster Moonwatch Professional reference 310.23.42.50.99.001 is a chronograph with a 42 mm case in steel and gold. The case is 13.18 mm thick and measures 47.5 mm lug to lug. Omega rates the case to 50 metres. A scratch-resistant sapphire crystal with anti-reflective treatment inside covers the pink dial. Calibre 3861 is a manual-winding movement with a Co-Axial escapement and a 50 hour power reserve. Calibre 3861 carries Master Chronometer certification. The watch has a tachymeter scale and small seconds, and the case has a display back. The strap is alligator leather.

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Last updated 5 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

CASE

Diameter

42mm

Thickness

13.18mm

Lug to Lug

47.5mm

Lug Width

20mm

Case Material

Gold/Steel

Water Resistance

50m

Crystal

Sapphire Crystal

Bezel Material

Ceramic

MOVEMENT

Movement Type

Manual Winding

Caliber

3861

Frequency

21,600 vph (3 Hz)

Jewels

27 jewels

DIAL

Dial Color

Pink

Numerals

Lines

BRACELET/STRAP

Bracelet/Strap

Alligator Skin

Clasp Type

Fold Clasp

Clasp Material

Steel

FEATURES & COMPLICATIONS

ChronographTachymeterMaster ChronometerChronometerSmall secondsDisplay back

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