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 Grey Side of The Moon Meteorite 311.63.44.51.99.001 Full Set

2024 Omega Speedmaster Grey Side of The Moon Meteorite 311.63.44.51.99.001 Full Set

A 2024 Omega Speedmaster Grey Side of The Moon Meteorite watch featuring a grey ceramic case, 18K Sedna gold bezel, and meteorite dial. It has an automatic mechanical movement, comes on an original black nylon strap, and includes a full set of accessories.

  • Condition: Excellent pre-owned condition
  • Case material: Grey Ceramic
  • Case dimensions: 44.25mm diameter
  • Bezel material: 18K Sedna Gold
Posted at
Jan 6, 2026, 8:55 PM
Active
[WTS] Omega Speedmaster Day Date Watch 3222.80 Serviced

Omega Speedmaster Day Date Watch 3222.80 Serviced

Omega - 3222.80 · $3,500
This is a sporty and versatile Speedmaster with blue dial and automatic chronograph movement.

  • Condition: Very good, with factory serviced movement
  • Size: 40mm diameter
  • Dial color: blue
Posted at
Jan 6, 2026, 7:30 PM
Active
[wts] Omega Speedmaster Broad Arrow Re-Issue 3594.50 + 2024 Service

Omega Speedmaster Broad Arrow Re-Issue 3594.50 + 2024 Service

Omega - 3594.50 · $3,900
For sale is an Omega Speedmaster in very mint condition, fully complete set as shown including all box, books, links, and Omega warranty card.

  • Condition: Very mint condition
  • Service Date: 2024
Posted at
Jan 6, 2026, 5:45 PM
Active
[WTS] Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega - 175.0033 · $2,850
The Omega Speedmaster Reduced is a white dial version, in great vintage condition with light hairlines on the bezel and case.

  • Condition: Great vintage condition, light hairlines on bezel and case
  • Case Size: 39mm diameter
  • Band Material: Leather AM strap from Casanova
  • Service History: No service history
Posted at
Jan 6, 2026, 2:06 PM
Active
[WTS] Omega Speedmaster Professional “White Dial” – Ref. 310.30.42.50.04.001 – 2025 – Full Set – Warranty to 2030 -$7500 + shipping

Omega Speedmaster Professional “White Dial” – Ref. 310.30.42.50.04.001 – 2025 – Full Set – Warranty to 2030 -$7500 + shipping

A modern Omega Speedmaster Professional with a highly sought-after white lacquer dial, featuring iconic Moonwatch heritage paired with a crisp, contemporary dial that wears incredibly well.

  • Condition: 9.5/10, nearly new with faint micro scratches on the bracelet and clasp
  • Dial color: white
  • Movement: Omega Co-Axial Master Chronometer Cal. 3861
Posted at
Jan 5, 2026, 11:28 PM
Active
[WTS] Omega Speedmaster Gray Side The Moon Meteorite Dial Ref 311.63.44.51.99.001

Omega Speedmaster Gray Side The Moon Meteorite Dial Ref 311.63.44.51.99.001

Omega - 311.63.44.51.99.001 · $12,999
This Omega Speedmaster features a unique gray meteorite dial, set in a 44.25mm grey ceramic case.

  • Condition: Mint with minimal no visible scratches on case, band is slightly worn
  • Case Material: Grey Ceramic
  • Bezel Material: 18K Sedna gold
  • Dial: Grey Meteorite
Posted at
Jan 5, 2026, 11:19 PM
Active
[WTS] Omega Speedmaster Professional White Dial 2024 (Full Set, Sapphire)

Omega Speedmaster Professional White Dial 2024 (Full Set, Sapphire)

This 2024 Omega Speedmaster Professional features a white dial, sapphire sandwich design and is manual-wind Cal. 3861 with METAS certification.

  • Condition: excellent
  • Case size: 42mm
  • Movement type: manual-wind Cal. 3861
  • Crystal material: sapphire
Posted at
Jan 5, 2026, 10:48 PM
Active
[WTS] Omega Speedmaster Box, Longines Cork Pour-Over Coffee Set

Omega Speedmaster Box, Longines Cork Pour-Over Coffee Set

Omega - Speedmaster · $149
The listing is for an Omega Speedmaster box and a Longines Cork Pour-Over Coffee Set, both in good condition. The Speedmaster box is OEM and the coffee set is brand new.

  • Box type: OEM box
Posted at
Jan 5, 2026, 9:51 PM
Active
[WTS] [WW] Omega Speedmaster Michael Schumacher Edition 2001

[WW] Omega Speedmaster Michael Schumacher Edition 2001

Omega - 3519.50.00 · $1,600
This Omega Speedmaster Michael Schumacher Edition is a limited edition watch from 2001, featuring an automatic movement and a 39mm case size. It comes without a box or papers and has overall good working condition.

  • Condition: Good condition with signs of wear on bracelet, dial, bezel and buckle
  • Bracelet length: 165mm (16.5cm)
  • Case diameter: 39mm
Posted at
Jan 5, 2026, 3:31 PM
Active