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] 2024 Omega Speedmaster FOIS 39.7mm Steel Grey-Blue Dial 310.30.40.50.06.001 Full Set

2024 Omega Speedmaster FOIS 39.7mm Steel Grey-Blue Dial 310.30.40.50.06.001 Full Set

2024 Omega Speedmaster FOIS in steel with a grey-blue dial, manual wind Calibre 3861 movement.

  • Condition: Very nice preowned condition with some light scratches on the case and bracelet.
  • Case Material: Stainless Steel
  • Case Dimensions: 39.7 mm diameter
  • Bezel: Steel with Black Aluminium Tachymeter
Posted at
Mar 25, 2026, 8:00 PM
Active
[WTS] Omega Speedmaster “Silver Snoopy Award” 42MM - Ref 310.32.42.50.02.001 (NEW / UNWORN 2026 COMPLETE SET)

Omega Speedmaster “Silver Snoopy Award” 42MM - Ref 310.32.42.50.02.001 (NEW / UNWORN 2026 COMPLETE SET)

Omega - 310.32.42.50.02.001 · $15,200
A commemorative Omega Speedmaster “Silver Snoopy Award” watch, paying tribute to the brand's contributions to space exploration. It comes in a complete set with various accessories and is shipped overnight.

  • Condition: New / Unworn
  • Case diameter: 42mm
  • Water resistance: unknown
Posted at
Mar 25, 2026, 5:47 PM
Active
[WTS] Omega Speedmaster Date 38.5mm 3513.54

Omega Speedmaster Date 38.5mm 3513.54

Omega - 3513.54 · $1,850
A 1998 Omega Speedmaster Date 38.5mm reference number 3513.54 in good condition, with noticeable wear.

  • Condition: good condition with normal wear
  • Year Of Production: 1998
  • Size: 38.5mm
  • Movement: running great
Posted at
Mar 25, 2026, 2:38 PM
Active
[WTS] Omega Speedmaster Racing 326.30.40.50.03.001

Omega Speedmaster Racing 326.30.40.50.03.001

For sale is an Omega Speedmaster Racing, in great condition with some minor wear.

  • Condition: Great condition
  • Payment Methods: crypto, cash etc (except PayPal)
  • Willing To Trade: Tudor, Cartier, Rolex, Omega, Breitling, AP
  • Location: Southwest FL
Posted at
Mar 25, 2026, 2:36 PM
Active
[wts] Omega Speedmaster Silver Snoopy 310.32.42.50.02.001 2024

Omega Speedmaster Silver Snoopy 310.32.42.50.02.001 2024

Omega - 310.32.42.50.02.001 · $14,700
For sale is a mint condition Omega Snoopy, showing minor surface hairlines.

  • Condition: mint condition
  • Box and papers: fully complete set
Posted at
Mar 25, 2026, 1:21 PM
Active
[WTS] Omega Speedmaster White 🔥Brand New 3/2026, $8100+✈️🔥

Omega Speedmaster White 🔥Brand New 3/2026, $8100+✈️🔥

This Omega Speedmaster White is brand new, comes with a 2026 warranty card and complete documentation.

  • Condition: Brand New
  • Shipping Cost Us States: $85
  • Payment Methods: Wire or Credit Card (+4.9%)
Posted at
Mar 25, 2026, 12:21 PM
Active
[WTS] OMEGA Speedmaster Date 40mm 18k Bezel Full Kit

OMEGA Speedmaster Date 40mm 18k Bezel Full Kit

This Omega Speedmaster Date is a full kit with a 40mm steel/yellow gold bezel, in very good condition and running well.

  • Condition: Very good
  • Case size: 40mm diameter
  • Bezel material: Yellow Gold
Posted at
Mar 25, 2026, 11:21 AM
Active
[WTS] UNWORN Omega Speedmaster ’57 Master Chronometer – BOX & PAPERS – 332.10.41.51.01.001

UNWORN Omega Speedmaster ’57 Master Chronometer – BOX & PAPERS – 332.10.41.51.01.001

The Omega Speedmaster '57 Master Chronometer is a cleaner, more refined take on the classic chronograph. It features a black dial and straight lug design inspired by the original era, with a slimmer case and manual wind movement.

  • Condition: Unworn
  • Movement: Manual-wind Cal 9906
  • Case material: Stainless-steel
  • Case diameter: 40.5mm diameter
Posted at
Mar 25, 2026, 9:13 AM
Active
[WTS] Omega Speedmaster Pro “Moon to Mars”

Omega Speedmaster Pro “Moon to Mars”

Omega - 3577.50 · $6,500
This Omega Speedmaster Pro 'Moon to Mars' features a beautiful dial with subdials painted as Earth, Moon and Mars.

  • Condition: Good condition, with a scratch on the crystal at 1 o'clock
  • Bracelet size: 7 inches
  • Movement type: Manual 1861
  • Size: 42mm diameter
Posted at
Mar 24, 2026, 9:09 PM
Active