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.
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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
Omega Speedmaster Professional (310.30.42.50.01.002)
This Omega Speedmaster Professional features a black dial, sapphire crystal on a steel bracelet and is powered by manual caliber 3861.
- Condition: Excellent
- Case size: 42mm
- Material: Stainless Steel
- Crystal type: Sapphire
Omega Speedmaster Professional “Reverse Panda” | 310.30.42.50.01.004 | 2026 BNIB
A stunning Omega Speedmaster Professional known as the "Reverse Panda", this rare model is hard to find and comes with its full set of packaging.
- Condition: Brand new in box (BNIB)
- Year: 2026
- Set included: full set, box, and papers
Omega Speedmaster Triple Calendar Day-Date Ref.3221.30.00 40mm | Great Condition (With Box & Serviced) | $2250
This Omega Speedmaster Triple Calendar Day-Date features a stainless steel case with a thickness of around 15mm and is paired with a sapphire crystal and rated to 100m water resistance. The dial includes chronograph registers, day, date, and month displays, as well as a 24-hour/GMT indication. It's powered by the Caliber 3606 movement.
- Condition: Great
- Water resistance: 100m
- Movement power reserve: 44 hours
- Bracelet size range: 18.5-19cm (7.2-7.5 inches)
Omega Speedmaster Professional Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022
The Omega Speedmaster Professional Moonwatch is a modern iteration of the legendary Moonwatch with updated movement technology and finishing while staying true to its heritage. It features an iconic Hesalite crystal and manual-wind Master Chronometer movement 3861. The watch is in excellent condition, showing only extremely light signs of wear.
- Condition: excellent, minimal hairline scratches
- Case size: 42mm
- Movement: Cal. 3861 manual-wind Co-Axial Master Chronometer
- Crystal: Hesalite
PRICE DROPPP Omega Speedmaster Chronograph Silver Dial – Ref. 324.30.38.50.02.001
The Omega Speedmaster 38 offers a refined, modern take on the legendary Speedmaster design, combining classic chronograph heritage with a more versatile and wearable case size.
- Case Size: 38mm
- Case Material: stainless steel
- Bezel: fixed tachymeter
🌕🌒2025 OMEGA Speedmaster Sapphire Like New Full Set🌒🌕
A 2025 Omega Speedmaster Sapphire, like new and full set, including a double box, warranty card, and fully linked bracelet.
- Condition: Like New Excellent
- Year: 2025
- Set Status: Full Set
- Warranty Card Date: 9/2025
Omega Speedmaster Cal 321 "Ed White" - 311.30.40.30.01.001
This Omega Speedmaster Cal 321 is a rare and highly sought-after watch, with each movement being double assembled by a single watchmaker in Bienne.
- Condition: Gently worn with minimal signs of wear
- Movement caliber: 321
- Annual production: <1000
2024 Omega Speedmaster Professional Moonwatch White Dial 310.30.42.50.04.001 Full Set
The Omega Speedmaster Professional Moonwatch is a 2024 model with a white dial, featuring a stainless steel case and manual winding movement.
- Condition: Light scratches on the case and bracelet
- Case size: 42mm diameter
- Movement type: Manual Wind
Omega Speedmaster Moonwatch Professional - White Dial - 310.30.42.50.04.001 - Brand New
This is a Omega Speedmaster Moonwatch Professional with a white dial.
- Condition: Brand New
- Year of production: 2026