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 Broad Arrow Ref. 321.10.44.50.01.001

Omega Speedmaster Broad Arrow Ref. 321.10.44.50.01.001

This Omega Speedmaster Broad Arrow features a 44mm stainless steel case, automatic Co-Axial Caliber 3313 movement, and a textured black dial.

  • Condition: Great condition overall, sapphire crystal clean, textured black dial pristine, stainless steel case shows light wear, automatic movement running good
  • Case Size: 44mm diameter
  • Movement: Automatic Co-Axial Caliber 3313
  • Bracelet Length: fits a 7.5in wrist
Posted at
May 4, 2026, 12:58 PM
Active
[WTS] Omega Speedmaster 145.022-69 Excellent Condition $4,499

Omega Speedmaster 145.022-69 Excellent Condition $4,499

Omega - 145.022-69 · $4,499
This is a vintage Omega Speedmaster Professional Moonwatch in excellent condition, featuring a 'stepped' dial and the Caliber 861 movement.

  • Condition: Excellent Condition
  • Case Size: 42mm diameter
  • Case Thickness: 14mm
  • Lug To Lug: 48mm
Posted at
May 4, 2026, 12:55 PM
Active
[WTS] Omega Speedmaster 39mm Automatic 3513.82.00 Blue Dial — Cal. 1152 (Serviced) — $2,100 Shipped (Tariff Covered)

Omega Speedmaster 39mm Automatic 3513.82.00 Blue Dial — Cal. 1152 (Serviced) — $2,100 Shipped (Tariff Covered)

Omega - 3513.82.00 · $2,100
This Omega Speedmaster is a 39mm automatic watch featuring a Cal. 1152 movement and a blue dial.

  • Movement: Cal. 1152
  • Size: 39mm diameter
Posted at
May 4, 2026, 11:48 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
A beautiful Omega Speedmaster Reduced with a matte black Luminova dial, stainless steel case with twisted lugs, and an automatic Omega caliber 3220 movement.

  • Condition: Mint
  • Movement: Automatic Omega caliber 3220 (ETA 2890-2 with Dubois- Depraz chronograph module)
  • Case size: 39mm diameter
  • Bracelet type: Omega 1469
Posted at
May 4, 2026, 8:51 AM
Active
[WTS][US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW

[US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW

Omega - 310.30.42.50.01.004 · $10,750
This Omega Speedmaster Moonwatch Professional features a 42mm case and is in full set with its original box, papers, and accessories.

  • Condition: Brand new, unworn, and in pristine condition
  • Case size: 42mm diameter
  • Movement type: mechanical
Posted at
May 4, 2026, 7:32 AM
Active
[WTS] Nicest Example Out There??? Rare Vintage 18K Gold Omega Speedmaster “Tribute to Astronauts” Ref BA145.022 Unpolished Collector Grade!

Nicest Example Out There??? Rare Vintage 18K Gold Omega Speedmaster “Tribute to Astronauts” Ref BA145.022 Unpolished Collector Grade!

Omega - BA145.022-69 · $47,500
This is a rare vintage 18K gold Omega Speedmaster 'Tribute to Astronauts' ref BA145.022 Unpolished Collector Grade watch, one of only 1014 made starting in November of 1969.

  • Condition: Collector grade, unpolished all original with incredible patina forming on the gold
  • Case size: 42mm
  • Diameter: 42mm
  • Bezel condition: Correct DON (dot over 90) maroon bezel with light wear mostly seen on the edge
Posted at
May 3, 2026, 10:31 PM
Active
[WTS] Omega Speedmaster Reduced 3510.21 Limited Edition (2,000 Pcs) Marui 39mm , B&P  - $5,550

Omega Speedmaster Reduced 3510.21 Limited Edition (2,000 Pcs) Marui 39mm , B&P - $5,550

Omega - 3510.21 · $5,550
Up for sale is my Omega Speedmaster 3510.21, a limited edition watch with only 2,000 pieces produced. It measures 39mm and features an automatic movement.

  • Condition: Very good condition
  • Case size: 39mm diameter
  • Movement type: Automatic
Posted at
May 3, 2026, 8:39 PM
Active
[WTS] Omega Speedmaster Apollo 17

Omega Speedmaster Apollo 17

Omega - Apollo 17 · $8,500
This is a rare Omega Speedmaster with only 1972 pieces ever made. It has no major marks, except for some scuffing on the AR.

  • Condition: good
  • Production Run: only 1972 pieces ever made
  • Wrist Fits: 7.3 inches
Posted at
May 3, 2026, 7:38 PM
Active