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 Sapphire

Omega Speedmaster Sapphire

A Omega Speedmaster Moonwatch listed for sale, stated to run great with excellent case condition.

  • Condition: Excellent
  • Case condition: Excellent
Posted at
Jan 13, 2026, 8:40 AM
Active
[WTS] Omega Speedmaster Two Tone Reduced

Omega Speedmaster Two Tone Reduced

Omega - 3714.20.80 · $2,500
A rare two-tone Omega Speedmaster reduced, featuring a white dial and gold subdials, housed in an 18k gold bezel.

  • Condition: Good, some wear on the case and bezel
  • Movement: Cal 1140
  • Size: 39mm diameter
Posted at
Jan 12, 2026, 8:37 PM
Active
[WTS] Omega Speedmaster Racing Chronograph Silver Dial Watch 326.30.40.50.02.001 Complete Set

Omega Speedmaster Racing Chronograph Silver Dial Watch 326.30.40.50.02.001 Complete Set

The Omega Speedmaster Racing features a striking silver white dial with bold chronograph hands and counters, paired with a stainless steel case and bracelet for a timeless design with modern presence.

  • Condition: Excellent
  • Case material: stainless steel
  • Bracelet type: bracelet
  • Movement type: chronograph movement
Posted at
Jan 12, 2026, 6:52 PM
Active
[WTS] Omega Speedmaster Moonwatch Professional 310.30.42.50.01.002 "Sapphire Sandwich."

Omega Speedmaster Moonwatch Professional 310.30.42.50.01.002 "Sapphire Sandwich."

The Omega Speedmaster Moonwatch Professional, also known as the 'Sapphire Sandwich', is a modern iteration of the timepiece that went to the moon. It features a sapphire crystal front and caseback, redesigned bracelet, and Co-Axial Master Chronometer movement.

  • Condition: Excellent
  • Case material: Sapphire crystal front and caseback
  • Bracelet condition: Excellent
  • Movement: Co-Axial Master Chronometer
Posted at
Jan 12, 2026, 4:55 PM
Active
[WTS] LNIB 3 Month Old Omega Speedmaster Pro Sapphire

LNIB 3 Month Old Omega Speedmaster Pro Sapphire

This listing is for a new Omega Speedmaster Pro Sapphire Sandwhich watch. It has been worn for only three months and shows no signs of wear or scratches, with all original packaging and accessories included.

  • Condition: New condition, lightly used for 3 months
  • Age: 3 months old
  • Size: Assuming standard watch size (no specific details given)
Posted at
Jan 12, 2026, 4:05 PM
Active
[WTS] Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

Omega Speedmaster Dark Side of the Moon 311.92.44.30.01.001 | Ceramic |FULL SET

Additional Details: Omega SpeedMaster Dark Side of the Moon with a full-ceramic case and buckle.

  • Condition: Mint, like-new
  • Case material: full ceramic
  • Year: 2019
Posted at
Jan 12, 2026, 2:45 PM
Active
[WTS] 20mm Omega Speedmaster Bracelet 1499 / 842 – Production (1996–1998)

20mm Omega Speedmaster Bracelet 1499 / 842 – Production (1996–1998)

Omega - 1499 / 842 · $495
A high-quality Omega factory bracelet option with excellent build and taper, known among Speedmaster collectors.

  • Production Period: 1996-1998
  • Wrist Size Fit: 7 3/4 inches
Posted at
Jan 12, 2026, 1:09 PM
Active
[WTS] PRICE DROP: Omega Speedmaster White Dial Full Set

PRICE DROP: Omega Speedmaster White Dial Full Set

A Omega Speedmaster White Dial full set, including a flat link bracelet honoring the original Speedmaster from 1957.

  • Bracelet style: flat link, honoring original 1957 Speedmaster
  • Clasp condition: some snail trails
Posted at
Jan 12, 2026, 12:18 PM
Active
[WTS] Omega Speedmaster Moonphase 304.33.44.52.03 Blue Dial 44.25mm Full Set

Omega Speedmaster Moonphase 304.33.44.52.03 Blue Dial 44.25mm Full Set

This listing is for an Omega Speedmaster Moonphase with a blue dial and 44.25mm case size.

  • Diameter: 44.25mm
Posted at
Jan 12, 2026, 10:17 AM
Active