Omega Speedmaster Speedmaster Professional Moonphase Broad Arrow Stainless Steel / Silver / Strap
Reference 3875.30.31
About this watch
The Omega Speedmaster Professional Moonphase Broad Arrow (model 3875.30.31) is a luxury watch that embodies precision, quality, and timeless design. This piece of history is part of the legendary 'Moonwatch' series, which was first worn on the moon during the Apollo missions. The 3875.30.31 model features the Omega caliber 1866 movement, a handwound chronograph movement that showcases exceptional engineering and precision. The watch's combination of white gold and stainless steel gives it a luxurious yet durable feel, while its sapphire glass provides scratch resistance for daily wearers. With a diameter of 42 mm and a lug width of 20 mm, this watch sits comfortably on the wrist, offering a classic look that complements both formal and casual attire. One of the standout features is its moonphase display at the 12 o'clock position, serving as a functional complication that appeals to enthusiasts who appreciate celestial aspects of watchmaking. The chronograph function allows for precise timing, making it practical and fun to use. The Omega Speedmaster Professional Moonphase is water-resistant up to 50 meters, suitable for everyday activities but not recommended for swimming or diving. This model comes with a sturdy strap that ensures a secure fit on the wrist, complementing its overall aesthetic and offering adjustability for different wrist sizes. At a reasonable weight, the 3875.30.31 feels substantial without being cumbersome, striking a perfect balance suitable for both all-day wear and special occasions.
Buy Now on Jomashop
This is an affiliate link
Key Features
- Handwound chronograph movement (Caliber 1866)
- Moonphase display at 12 o'clock position
- Tachymeter bezel
- Sapphire glass
- Water-resistant up to 50 meters
- Sturdy strap with adjustability
- Reasonable weight and balance
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonphase Broad Arrow Stainless Steel / Silver / Strap
- Reference
- 3875.30.31
- Movement
- 1866
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date
- Chronograph
- Moonphase
- Case
- 42mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

2006 Omega Speedmaster "Schumacher Limited Edition" Ref. 3559.32 with Box & Paper
The Omega Speedmaster Michael Schumacher Limited Edition features a striking 42mm stainless steel case, white panda dial with black subdials, and the reliable automatic Caliber 3301 movement. It has a tachymeter bezel, sapphire crystal, and 100m water resistance, blending style with functionality.
- Condition: Excellent (little to no wear)
- Movement: Automatic
- Case width: 42mm diameter
- Strap length: 8.00 inches

>>ReDuCeD<< OMEGA SPEEDMASTER AUTOMATIC 3211.31 PANDA DIAL
A stainless steel Omega Speedmaster Automatic with Panda dial, featuring the Omega 1164 movement and a diameter of 40mm.
- Condition: Excellent
- Movement: Omega 1164
- Bracelet Size: fits up to 7.25"
Omega Speedmaster Chronograph Racing Chronometer Carbon Black Dial 3552.59.00
The Omega Speedmaster Chronograph Racing Chronometer features a carbon black dial and is powered by a mechanical automatic movement.
- Condition: 98%
- Case Material: Stainless Steel
- Movement Type: Mechanical Automatic (Cal. 3301)
- Case Size: 42mm

Omega SPEEDMASTER SILVER SNOOPY AWARD 50TH ANNIVERSARY EXTRA 3861 BRACELET 2022
2022 Omega Speedmaster Professional Moonwatch 50th Anniversary Silver Snoopy Award with a silver dial and blue subdials on a stainless steel case. Features a new style Omega 3861 Speedmaster PCL bracelet.
- Condition: Mint, Unpolished
- Case size: 42mm diameter
- Material: Stainless Steel
- Strap material: Blue fabric

2010 Omega Speedmaster 'Reduced' Ref. 3510.50 with Box & Papers
The Omega Speedmaster 'Reduced' Ref. 3510.50 is a great entry into the world of luxury watches, measuring at 39mm and featuring a automatic movement with Luminova hands.
- Condition: Excellent (very little to no signs of wear)
- Movement: Automatic
- Case width: 39mm
- Strap length: 7.50"

Omega Moonshine Gold Panda Speedmaster Professional Moonwatch Box Papers
This is a Moonshine Gold Omega Speedmaster Professional Moonwatch with a Panda dial, featuring an 18k gold case and manual winding co-axial movement with 50 hour power reserve.
- Condition: Near Mint (96%)
- Case material: 18k gold
- Diameter: 42mm
- Movement: Omega Caliber 3861

Omega SPEEDMASTER CALIBRE 321 ED WHITE MOONWATCH 2023 WARRANTY FULL SET
A 2023 Omega Speedmaster Professional Moonwatch Calibre 321 in stainless steel with manual-winding chronograph movement and sapphire crystals, featuring a 39.7mm diameter case.
- Condition: Excellent, unpolished condition
- Movement: Calibre 321
- Case material: Stainless Steel
- Crystal material: Sapphire
Omega Speedmaster Moonwatch Sapphire 310.30.42.50.01.002 LNIB 2023
This Omega Speedmaster Moonwatch is a wonderful timepiece that comes with all the original accessories, including links, tag, and three dated cards from 2023.
- Condition: Like new in box (LNIB)
- Shipping insurance type: WW insured shipping
- Payment methods: bank wire or credit cards + fee's

2021 Omega Speedmaster Moonwatch 42mm 310.30.42.50.01.001 Steel Black Dial
This is a 2021 Omega Speedmaster Moonwatch 42mm watch with a stainless steel black dial and Hesalite crystal.
- Condition: Excellent overall condition
- Original boxed: true
- Papers included: true
- Warranty card date: 2021