Omega Speedmaster Speedmaster Professional Moonwatch 3861 Sedna Gold - Diamond / Brown / Bracelet
Reference 310.55.42.50.13.001
About this watch
The Omega Speedmaster Professional Moonwatch 3861 Sedna Gold - Diamond / Brown / Bracelet is a masterpiece of horology, blending art, history, and cutting-edge technology. Crafted from Sedna Gold, this watch boasts a unique color that's both warm and striking. Its round shape and sunburst brown finish give it a luxurious feel, while the diamond-set bezel adds a touch of elegance. The 3861 is equipped with a chronograph feature, allowing you to measure elapsed time with precision. At its heart lies the Omega caliber 3861, an updated version of the legendary caliber 861/1861, featuring a co-axial escapement and silicon balance spring for accuracy and reliability. Master Chronometer certified by METAS, this watch has undergone rigorous testing to withstand magnetic fields of up to 15,000 gauss. Its sleek design and exceptional craftsmanship make it a standout in any collection. Whether you're at a formal event or a casual outing, this watch is sure to turn heads.
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Key Features
- Sedna Gold case
- Manual-winding chronograph movement
- Co-axial escapement and silicon balance spring
- Master Chronometer certified by METAS
- Diamond-set bezel
- Water resistance up to 50 meters
- 42.00 mm diameter and 13.18 mm height
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch 3861 Sedna Gold - Diamond / Brown / Bracelet
- Reference
- 310.55.42.50.13.001
- Movement
- 3861
- Movement Features
-
- Small Seconds, Hours, Minutes
- Chronograph
- Chronometer
- Case
- Sedna Gold 42mm
- Dial Color
- Brown
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

1993 Omega Speedmaster Ref: 3590.50�Sharp Case
This is a 1993 Omega Speedmaster with a sharp case and excellent condition black bezel, tritium dial, and 1479 Omega bracelet.
- Condition: Excellent
- Case size: 42mm
- Bezel condition: black bezel in excellent condition
- Serial number: 48,29X,XXX

1999 Omega Speedmaster Broad Arrow Ref: 3594.50 with Box and Papers
This 1999 Omega Speedmaster Broad Arrow features a 42mm stainless steel case with a black chronograph dial and broad arrow hands.
- Condition: Excellent
- Case size: 42mm diameter
- Bracelet links: 15 + 840 end links
- Box and papers included: yes

1992 Omega Speedmaster Ref: 3590.50 with Patina
A 1992 Omega Speedmaster Ref: 3590.50 in excellent condition, featuring a 42mm case, black bezel, tritium dial with creamy yellow patina, and an Omega bracelet.
- Condition: Excellent with patina
- Case size: 42mm
- Serial number: 48,28X,XXX
- Bracelet links: 19 + 812 end links
Omega speedmaster 3221.30 chronograph automatic triple date mens watch box card
The Omega Speedmaster Triple Date combines classic design with advanced functionality, making it a perfect addition to any watch collection. It has a silver dial and is equipped with an automatic chronograph with triple date function.
- Condition: Excellent
- Bracket: Original Omega stainless steel bracelet
- Case size: 40mm diameter
- Case material: Stainless steel

Omega Speedmaster Moonwatch 1863 - Sapphire - 311.33.42.30.01.002 (excellent)
This Omega Speedmaster Professional Moonwatch 1863 Sapphire is a high-end watch featuring a 42mm stainless steel case, powered by the Omega 1863 Calibre.
- Condition: Excellent
- Case size: 42mm diameter
- Movement: Omega 1863 Calibre