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 Chronograph 38. Mint. Complete. $4099 Only

Omega. Speedmaster Chronograph 38. Mint. Complete. $4099 Only

This Omega Speedmaster Chronograph 38 is a mint condition timepiece with a complete set and active warranty from 2022 to 2027.

  • Condition: Mint, 9/10
  • Case size: 38mm diameter
  • Material: steel
  • Band material: steel
Posted at
Mar 31, 2026, 3:47 PM
Active
[WTS] Omega Speedmaster Speedy Tuesday - MINT UNWORN $13,500

Omega Speedmaster Speedy Tuesday - MINT UNWORN $13,500

Omega - Speedmaster · $13,500
This Omega Speedmaster is a unique Speedy Tuesday edition, available for sale in mint and unworn condition.

  • Condition: Mint Unworn
Posted at
Mar 31, 2026, 12:45 PM
Active
[WTS] BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,850

BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,850

The Omega Speedmaster Moonwatch Professional features a 42mm stainless steel case with a hesalite front and solid case back powered by the updated caliber 3861 movement.

  • Condition: Brand new in box with warranty
  • Case size: 42mm diameter
  • Case thickness: 13.2mm
  • Lug width: 20mm
Posted at
Mar 31, 2026, 12:31 PM
Active
[WTS] Discontinued Omega Speedmaster Moonshine Apollo 11 50th Anniversary 🔥Brand New Old Stock 2019 Complete, $39k+✈️🔥

Discontinued Omega Speedmaster Moonshine Apollo 11 50th Anniversary 🔥Brand New Old Stock 2019 Complete, $39k+✈️🔥

Omega - 310.60.42.50.99.001 · $39,000
The Omega Speedmaster Moonshine Apollo 11 50th Anniversary is a special modern Speedmaster created to commemorate the 50th anniversary of the Apollo 11 moon landing. It features a 42mm case and bracelet crafted from Omega's proprietary 18k Moonshine gold, giving it a warmer tone compared to traditional yellow gold.

  • Condition: Brand New Condition
  • Case diameter: 42mm
  • Material: 18k Moonshine gold
  • Bracelet material: Omega's proprietary 18k Moonshine gold
Posted at
Mar 31, 2026, 11:00 AM
Active
[WTS] Omega Speedmaster Reduced 3510.50 Mint Full Set $3200

Omega Speedmaster Reduced 3510.50 Mint Full Set $3200

Omega - 3510.50 · $3,200
For sale is a beautiful Omega Speedmaster Reduced 3510.50 from 1998 in really mint condition. The watch has a stainless steel case measuring 39mm, with a specific Speedmaster case and twisted lugs.

  • Condition: Mint
  • Case size: 39mm diameter
  • Movement: automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)
  • Bracelet links included: 3 spare
Posted at
Mar 31, 2026, 8:54 AM
Active
[WTS] Omega Speedmaster Professional Moonwatch

Omega Speedmaster Professional Moonwatch

The Omega Speedmaster Professional Moonwatch Ref. 310.30.42.50.01.001 is one of the most iconic chronographs ever produced, blending timeless design with Omega's latest Master Chronometer technology.

  • Condition: Very good overall condition
  • Case diameter: 42mm
  • Movement: Omega Co-Axial Master Chronometer Caliber 3861
  • Power reserve: 50-hour
Posted at
Mar 31, 2026, 12:06 AM
Active
[WTS] 2025 Omega Speedmaster Professional White Dial 310.30.42.50.04.001 – Full Set $7,650 Shipped

2025 Omega Speedmaster Professional White Dial 310.30.42.50.04.001 – Full Set $7,650 Shipped

A 2025 Omega Speedmaster Professional featuring a highly sought-after white dial, keeping the classic design while adding a striking lacquered white dial for a fresh, high-contrast look. Powered by Omega’s Co-Axial Master Chronometer Caliber 3861, this watch delivers exceptional accuracy, anti-magnetic resistance, and reliability.

  • Condition: Excellent (pre-owned, minimal wear)
  • Case size: 42mm
  • Case material: Stainless steel
  • Movement type: Manual wind (Omega Caliber 3861)
Posted at
Mar 30, 2026, 10:37 PM
Active
[WTS] Omega Speedmaster Ref. 310.30.42.50.01.004 Reverse Panda

Omega Speedmaster Ref. 310.30.42.50.01.004 Reverse Panda

Omega - 310.30.42.50.01.004 · $10,800
This Omega Speedmaster Reverse Panda is a stunning watch that works for casual, daily wear, or dressed up occasions due to its classic design and beautiful dial contrast.

  • Condition: Brand New In Box (BNIB)
  • Case size: 42mm diameter
Posted at
Mar 30, 2026, 8:12 PM
Active
[WTS] Omega Speedmaster Professional 42MM “Reverse Panda” - Ref 310.30.42.50.01.004 (NEW & UNWORN 3/2026 COMPLETE SET)

Omega Speedmaster Professional 42MM “Reverse Panda” - Ref 310.30.42.50.01.004 (NEW & UNWORN 3/2026 COMPLETE SET)

Omega - 310.30.42.50.01.004 · $10,250
This listing is for a new and unworn Omega Speedmaster Professional 'Reverse Panda' watch with all original packaging.

  • Condition: New, unworn
  • Warranty expiration date: 03/12/2029
  • Included items: Outer sleeve,Outer box,Inner box,All cards,x2 manuals,AD shipping coffin,Serialized hangtag,UPC Sticker,Microfiber,Travel case
Posted at
Mar 30, 2026, 5:59 PM
Active