Omega Speedmaster Speedmaster Professional Moonphase Broad Arrow Stainless Steel / Ivory

Reference 3875.20.37

Omega Speedmaster Professional Moonphase Broad Arrow Stainless Steel / Ivory

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

Current Listings

Omega Speedmaster Moonwatch Professional Sapphire Sandwich (Ref. 310.30.42.50.01.002) on the steel bracelet

Omega - 310.30.42.50.01.002 · $5,800

This Omega Speedmaster Moonwatch Professional Sapphire Sandwich is an extremely rare find in such excellent condition.

Condition: Unworn and Mint
Bracelet type: steel

Posted at

Mar 24, 2026, 11:38 AM

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Omega Speedmaster Reduced 3510.50 Mint Full Set $3250

Omega - 3510.50 · $3,250

A beautiful Omega Speedmaster Reduced from 1998, featuring a stainless steel case with twisted lugs and a matte black dial with crisp white inscriptions.

Condition: Mint
Case size: 39mm diameter
Bracelet type: Omega 1469

Posted at

Mar 24, 2026, 9:42 AM

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Omega Speedmaster Professional Moonwatch 42mm “Hesalite” 310.30.42.50.01.001 | 2024 Complete Set w/ Extra Exhibition Caseback

Omega - 310.30.42.50.01.001 · $5,850

A 2024 Omega Speedmaster Professional Moonwatch in 42mm 'Hesalite' case, featuring Master Chronometer certification, double-boxed packaging, and an extra exhibition caseback. The watch includes various accessories such as a cleaning cloth, manual, and pictogram.

Condition: Pre-Owned, Great condition with slight wear on polished parts of Case and a small mark On Hesalite
Case size: 42mm
Crystal material: Hesalite

Posted at

Mar 23, 2026, 11:23 PM

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Omega Speedmaster 3520.53 - $2,690

Omega - 3520.53 · $2,690

Up for sale is my Omega Speedmaster 3520.53 in great condition, measuring 39mm with an automatic movement and a steel case on an original Omega Steel speedmaster bracelet.

Condition: 8.8/10 great condition with usage marks and patina
Case size: 39mm diameter
Bracelet material: steel
Crystal type: sapphire crystal

Posted at

Mar 23, 2026, 10:23 PM

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Omega Speedmaster Professional White 310.30.42.50.04.001

Omega - 310.30.42.50.04.001 · $7,800

This Omega Speedmaster Moonwatch Professional features a glossy white lacquered dial, black markers, and red 'Speedmaster' text. It uses the updated 3861 movement with a sapphire crystal for a modern look.

Condition: Excellent condition
Case Size: 42mm diameter
Case Thickness: 13.2mm
Lug Width: 20mm

Posted at

Mar 23, 2026, 10:22 PM

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Omega Speedmaster Reduced 3510.50 - 1997 Full Kit (Box & Papers)

Omega - 3510.50 · $2,999

Up for sale is my Omega Speedmaster Reduced (Ref. 3510.50). This particular example dates to 1997 and recently serviced.

Condition: Excellent, recently serviced
Year of manufacture: 1997
Service history: Recently serviced (1k service) in 2024

Posted at

Mar 23, 2026, 8:18 PM

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Unworn 2026 Omega Speedmaster “Reverse Panda” 310.30.42.50.01.004 Hard to find new release of the sapphire sandwich! $10,399 + FREE SHIPPING

Omega - 310.30.42.50.01.004 · $10,399

The seller is listing an unworn 2026 Omega Speedmaster 'Reverse Panda' with a sapphire sandwich dial and features like a 3861 movement, 50-hour power reserve, and 50m water resistance.

Condition: New/Unworn
Case Size: 42mm
Movement Power Reserve: 50 Hours
Water Resistance Depth Rating: 50 Meters

Posted at

Mar 23, 2026, 3:27 PM

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