Omega Speedmaster Speedmaster Professional Moonphase Broad Arrow Stainless Steel / Ivory

Reference 3875.20.37

About this watch

The Omega Speedmaster Professional Moonphase Broad Arrow is a remarkable timepiece that embodies the spirit of exploration and sophistication. With its exquisite design, robust functionality, and storied history, it stands as a testament to Omega's commitment to excellence. This watch is not just about looks; its chronograph functionality allows you to measure elapsed time with precision. Whether you’re timing a race or just keeping track of your cooking, the sub-dials are intuitive and easy to read. One of the most charming features of the Speedmaster Moonphase is its moonphase display. This complication shows the current phase of the moon, which is both beautiful and practical for those who enjoy stargazing or simply want to keep track of the lunar cycle. Its blend of aesthetics, functionality, and heritage makes it a worthy addition to any collection. With a water resistance of up to 50 meters, this watch can handle splashes and brief immersion. The Omega Speedmaster Professional Moonphase Broad Arrow is more than just a watch; it's a celebration of time, heritage, and innovation.
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Key Features

  • Omega caliber 1866 hand-wound chronograph movement
  • 42mm stainless steel case with sapphire crystal
  • Ivory dial with stick and dot indexes and arrow hands
  • Tachymeter bezel for precise speed calculations
  • Water resistance up to 50 meters
  • Chronograph functionality with sub-dials
  • Moonphase display at 12 o'clock

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonphase Broad Arrow Stainless Steel / Ivory
Reference
3875.20.37
Movement
1866
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
  • Moonphase
Case
42mm
Dial Color
Ivory
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster. Broadarrow. Automatic. Gorgeous Dial. Blue Hands, Indices. Strong Lume.

Omega Speedmaster. Broadarrow. Automatic. Gorgeous Dial. Blue Hands, Indices. Strong Lume.

Omega - 3551.20 · $3,550
This Omega Speedmaster features a broadarrow dial, automatic movement, and blue hands and indices with strong lume.

  • Shipping: Fedex with insurance
Posted at
Jan 19, 2026, 7:31 PM
Active
[WTS] Omega Speedmaster Pilot 332.10.41.51.01.002

Omega Speedmaster Pilot 332.10.41.51.01.002

The Omega Speedmaster Pilot is a new, unworn watch still in its original packaging with stickers intact.

  • Year: 2025
  • Status: new/unworn
Posted at
Jan 19, 2026, 7:16 PM
Active
[WTS] 2025 Omega Moonwatch Professional Speedmaster Sapphire Sandwich. Full set! Near New! 310.30.42.50.01.002

2025 Omega Moonwatch Professional Speedmaster Sapphire Sandwich. Full set! Near New! 310.30.42.50.01.002

A 2025 Omega Moonwatch Professional Speedmaster Sapphire Sandwich, considered a classic collectors piece with very light hairlines on the clasp. It's been worn only three times and comes with all original packaging.

  • Condition: Near New
  • Worn: 3 times
  • Retail price now: 9k
Posted at
Jan 19, 2026, 1:25 PM
Active
[WTS] Omega Speedmaster FOIS Anniversary Edition 310.30.40.50.06.001Box and Papers 2024 Good Condition - $6900 + 🏷️

Omega Speedmaster FOIS Anniversary Edition 310.30.40.50.06.001Box and Papers 2024 Good Condition - $6900 + 🏷️

This is the anniversary edition for the First Omega in Space Speedmaster, sharing the performance and DNA of an Omega Speedmaster Professional with the same 3861 movement. The watch features chronograph hands contrasting with the watch hands, making it a beautiful conversation piece.

  • Condition: Good Condition
  • Box And Papers: yes
  • Movement: 3861
  • Bracelet Links: spare links
Posted at
Jan 19, 2026, 11:23 AM
Active
[WTS] Omega Speedmaster Aqua Terra 38mm Full Set

Omega Speedmaster Aqua Terra 38mm Full Set

Omega - Aqua Terra 38mm · $4,250
Beautiful Omega Aqua Terra 38mm up for sale. It has a protective film on the case and bracelet, adding scratch protection.

  • Condition: Good pre-owned condition
  • Bracelet length: 6.75in
  • Strap material: rubber
  • Box contents: Inner and Outter Box, cards, tag, OEM bracelet, another set of WatchShell film and tweezers
Posted at
Jan 19, 2026, 10:52 AM
Active
[WTS] Omega Speedmaster Automatic Schumacher Ref. 3810.61.41 - $2995

Omega Speedmaster Automatic Schumacher Ref. 3810.61.41 - $2995

Omega - 3810.61.41 · $2,995
The Omega Speedmaster Automatic Schumacher Ref. 3810.61.41 is a unique limited edition watch.

  • Schumacher edition: limited edition
Posted at
Jan 19, 2026, 9:40 AM
Active
[WTS][US] Omega Speedmaster Broad Arrow - White Dial - 42mm - 3551.20.00 - Full Set

[US] Omega Speedmaster Broad Arrow - White Dial - 42mm - 3551.20.00 - Full Set

Omega - 3551.20.00 · $4,100
This Omega Speedmaster Broad Arrow features a white dial and 42mm case, coming in full set with watch, box, manuals, and triple cards.

  • Condition: Fantastic condition with minor hairlines on bracelet, case, and clasp
  • Case Diameter: 42mm
  • Year: 2006
Posted at
Jan 19, 2026, 8:51 AM
Active
[WTS] Omega Speedmaster ’57 Gold on Leather Strap 2025 MINT FULL 331.22.42.51.01.001

Omega Speedmaster ’57 Gold on Leather Strap 2025 MINT FULL 331.22.42.51.01.001

The Omega Speedmaster ’57 Gold on Leather Strap is a luxury watch for sale. The details of the watch are still coming, but it appears to be in mint condition.

  • Condition: MINT FULL
Posted at
Jan 18, 2026, 10:07 PM
Active
[WTS] Omega Speedmaster Professional 42mm “Sapphire Sandwich” 310.30.42.50.01.002 - 11/2025 Complete Set

Omega Speedmaster Professional 42mm “Sapphire Sandwich” 310.30.42.50.01.002 - 11/2025 Complete Set

This Omega Speedmaster Professional is a 'Sapphire Sandwich' model with a 42mm case, known as the Moonwatch.

  • Condition: Like New
  • Case size: 42mm
  • Service history: Unknown
Posted at
Jan 18, 2026, 6:07 PM
Active