Omega Speedmaster Speedmaster Professional Moonwatch MIR 365 Stainless Steel

Reference 3896.50.00

About this watch

The Omega Speedmaster Professional Moonwatch MIR 365 is an exceptional timepiece that embodies the spirit of adventure and exploration. Its rich history, technical prowess, and stunning design make it a coveted piece for collectors and enthusiasts alike. This limited edition watch features a hand-wound movement with 18 jewels and a power reserve of 48 hours, making it a robust and reliable choice for a chronograph. The black matte finish of the dial is both sophisticated and practical, ensuring legibility in various conditions. With its stainless steel case, sapphire glass, and closed back, this watch exudes durability and elegance. Whether you're dressing up or going casual, the Speedmaster MIR 365 complements all styles with its classic stick and dot indexes. Its water resistance of 50 meters makes it versatile enough for everyday use, while its historical significance adds an emotional layer to owning a Speedmaster, especially a limited edition like the MIR 365.
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Key Features

  • Hand-wound Omega Caliber 861 movement
  • 18 jewels and 48-hour power reserve
  • Stainless steel case with sapphire glass
  • Black matte dial with stick and dot indexes
  • Water resistance of 50 meters
  • Limited production run of 28 units
  • Historical significance as part of the Speedmaster Moonwatch series

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch MIR 365 Stainless Steel
Reference
3896.50.00
Movement
861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Professional Moonwatch 42mm FULL SET! Ref. 310.30.42.50.01.001 — $5,500

Omega Speedmaster Professional Moonwatch 42mm FULL SET! Ref. 310.30.42.50.01.001 — $5,500

This Omega Speedmaster Professional Moonwatch is a 42mm stainless steel watch with a black dial and engraved caseback, featuring a co-axial master chronometer movement with a power reserve of approximately 50 hours. It comes as a full set with original boxes and papers.

  • Condition: Very Good used condition
  • Case size: 42mm diameter
  • Crystal type: Hesalite crystal
Posted at
Dec 9, 2025, 8:45 PM
Active
[WTS] Omega Speedmaster Reduced Automatic GREAT SET w/ Original Papers & Omega Service Paperwork!

Omega Speedmaster Reduced Automatic GREAT SET w/ Original Papers & Omega Service Paperwork!

A classic Omega Speedmaster Reduced in excellent condition, complete with original papers and Omega service history. This watch features a 39mm stainless case, automatic movement serviced by Omega in 2018, and an original Omega bracelet.

  • Condition: Excellent, lightly worn vintage watch with some signs of age
  • Case size: 39mm diameter
  • Bracelet size: adjusts to 6.7-7.1 inches with extra links
  • Movement service history: fully serviced by Omega in 2018
Posted at
Dec 9, 2025, 8:26 PM
Active
[WTS] 2022 Omega Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002 Full Set

2022 Omega Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002 Full Set

Additional Details: Model: Speedmaster Professional Moonwatch Ref# 310.30.42.50.01.002, a 2 - 3 sentence summary of the watch in the listing is not available as there is no other information about the watch.

  • Condition: Very nice preowned condition with some light scratches on the case, bracelet and buckle
  • Case material: Stainless Steel
  • Case dimensions: 42 mm diameter
  • Bezel material: Stainless Steel
Posted at
Dec 9, 2025, 8:10 PM
Active
[WTS] Omega Speedmaster Automatic Mark 40 175.0084 Triple Calendar watch 1680 USD

Omega Speedmaster Automatic Mark 40 175.0084 Triple Calendar watch 1680 USD

Omega - Mark 40 175.0084 · $1,680
  • Model name: Speedmaster Automatic Triple Calendar
Posted at
Dec 9, 2025, 4:55 PM
Active
[WTS] Omega Speedmaster Moonwatch Professional 3861 Sapphire 310.30.42.50.01.002

Omega Speedmaster Moonwatch Professional 3861 Sapphire 310.30.42.50.01.002

This Omega Speedmaster Moonwatch Professional is a manual wound watch with a 42mm diameter case, featuring the iconic design of one of Omega's most celebrated watches.

  • Condition: Excellent pre-owned
  • Size: 42mm diameter
  • Movement: Manual Wound
Posted at
Dec 9, 2025, 12:20 PM
Active
[WTS] 1991 Omega Speedmaster Moonwatch Ref 3590.50 with abstract

1991 Omega Speedmaster Moonwatch Ref 3590.50 with abstract

Omega - 3590.50.00 · $4,099
A 1991 Omega Speedmaster Moonwatch in excellent condition, with a tritium dial and original hands. The watch is powered by caliber 861 movement.

  • Condition: Excellent vintage condition
  • Movement: Caliber 861
  • Serial number: 482774XX
  • Bracelet size: 1479/812, fits 6.8" wrist, expands to fit 7.5" or larger
Posted at
Dec 8, 2025, 5:34 PM
Active
[WTS][US] Omega Speedmaster Broad Arrow - White Dial - 42mm - 3551.20.00 - Full Set

[US] Omega Speedmaster Broad Arrow - White Dial - 42mm - 3551.20.00 - Full Set

Omega - 3551.20.00 · $4,225
This Omega Speedmaster Broad Arrow is a 42mm watch in excellent mechanical condition, featuring a white dial.

  • Condition: Fantastic condition with minor hairlines
  • Case size: 42mm diameter
Posted at
Dec 8, 2025, 2:21 PM
Active
[WTS] Omega Speedmaster Professional Hesalite - ref 310.30.42.50.01.001 - $5500 + label

Omega Speedmaster Professional Hesalite - ref 310.30.42.50.01.001 - $5500 + label

Omega Speedmaster Professional Hesalite with ref number 310.30.42.50.01.001 for sale.

  • Case size: 41mm
Posted at
Dec 8, 2025, 2:02 PM
Active
[WTS] 2024 Omega Speedmaster Professional “Sapphire Sandwich” – Full Set

2024 Omega Speedmaster Professional “Sapphire Sandwich” – Full Set

2024 Omega Speedmaster Professional Moonwatch “Sapphire Sandwich” with 42mm stainless steel case, sapphire front and exhibition caseback, black step dial, and manual winding Caliber 3861 Master Chronometer movement.

  • Condition: Excellent (9.5/10)
  • Case Size: 42mm diameter
  • Bracelet Condition: pristine, zero desk wear
Posted at
Dec 8, 2025, 12:44 PM
Active