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 Snoopy New 4/2026, $15.2k!!

Omega Speedmaster Snoopy New 4/2026, $15.2k!!

Omega - 310.32.42.50.02.001 · $15,200
This Omega Speedmaster is a limited edition 'Silver Snoopy Award' 50th Anniversary model, featuring a silver dial with blue accents and a Snoopy medallion.

  • Condition: Brand New In Box (BNIB)
  • Case size: 42mm
  • Movement type: Manual Wind
  • Depth rating: 50m
Posted at
May 8, 2026, 12:50 AM
Active
[WTS] 1971 Omega Speedmaster Ref.145022-69 “ Straight Writing” $10,500 AUD / $7,800USD

1971 Omega Speedmaster Ref.145022-69 “ Straight Writing” $10,500 AUD / $7,800USD

Omega - 145022-69 · $7,800
A clean and honest early 1970s Omega Speedmaster Professional. Fully serviced by LWC in Perth in February 2026.

  • Condition: Honest vintage condition, running well
  • Case Material: Stainless steel
  • Case Size: 42mm diameter
  • Movement Type: Manual wind chronograph (cal. 861)
Posted at
May 7, 2026, 7:26 PM
Active
[WTS] Genuine Omega Leather Strap, Speedmaster

Genuine Omega Leather Strap, Speedmaster

Omega - Speedmaster · $375
Up for sale is a genuine leather Omega Speedmaster band with a stainless steel deployant clasp, characterized by its light and comfortable design.

  • Condition: Genuine leather strap with slight wear
  • Width: 20mm
  • Clasp material: stainless steel
  • Shipping options: US shipping via FedEx or UPS
Posted at
May 7, 2026, 5:52 PM
Active
[wts] 2024 Omega Speedmaster Moonphase
304.33.44.52.03.001 $7299

2024 Omega Speedmaster Moonphase 304.33.44.52.03.001 $7299

This listing features a 2024 Omega Speedmaster Moonphase with two photo-realistic moons, one of OMEGA's most iconic timepieces.

  • Condition: Pre Owned, Cosmetic Condition: 9/10
  • Case Size: 44mm diameter
  • Movement: 9904
  • Power Reserve: 60 Hours
Posted at
May 7, 2026, 4:44 PM
Active
[WTS] Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, excellent, OEM 1469/811

Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, excellent, OEM 1469/811

Omega - 3510.50 · $575
A vintage Omega Speedmaster Reduced bracelet set with 22 links, made of stainless steel and featuring an original Omega folding clasp.

  • Condition: Excellent (94/100)
  • Material: Stainless steel
  • Metal finish: Original Omega finish
  • Clasp type: Omega folding clasp
Posted at
May 7, 2026, 3:47 PM
Active
[WTS] BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,790

BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,790

The Omega Speedmaster Moonwatch Professional features a 42mm stainless steel case with a hesalite front and solid case back powered by the updated caliber 3861 movement.

  • Condition: Brand new in box with warranty
  • Case size: 42mm diameter
  • Case thickness: 13.2mm
  • Lug width: 20mm
Posted at
May 7, 2026, 2:49 PM
Active
[WTS] Omega Speedmaster Racing 44.25mm White Dial 329.33.44.51.04.001 Co-Axial Master Chronometer. Full Set $6,955

Omega Speedmaster Racing 44.25mm White Dial 329.33.44.51.04.001 Co-Axial Master Chronometer. Full Set $6,955

This Omega Speedmaster Racing Master Chronometer features a white 'racing dial' with black sub-dials, powered by the Caliber 9900 Co-Axial Master Chronometer movement.

  • Condition: Pre-owned, excellent condition
  • Case size: 44.25mm
  • Water resistance: 50m
  • Movement: Automatic Caliber 9900 (Master Chronometer certified)
Posted at
May 7, 2026, 2:40 PM
Active
[WTS] (OEM) Omega Speedmaster 20 mm Flat Link Bracelet

(OEM) Omega Speedmaster 20 mm Flat Link Bracelet

This is an OEM Omega Speedmaster bracelet with a flat link design, suitable for various Speedmaster models. It features a stainless steel construction and a vintage-style foldover clasp.

  • Condition: Great, lightly used
  • Lug width: 20mm
  • Taper: 20mm to 15mm
  • Material: Stainless Steel
Posted at
May 7, 2026, 2:29 PM
Active
[wts] 2026 Omega Speedmaster “Reverse Panda”
310.30.42.50.01.004 $9599

2026 Omega Speedmaster “Reverse Panda” 310.30.42.50.01.004 $9599

A 2026 Omega Speedmaster "Reverse Panda" with a 42mm steel case and black dial.

  • Condition: Preowned, Cosmetic Condition: 9.9/10, Fully Functional
  • Warranty card date: February 2026
  • Case size: 42mm diameter
  • Movement: 3861 caliber
Posted at
May 7, 2026, 1:58 PM
Active