Omega Speedmaster Speedmaster 321 38.6

Reference 311.50.39.30.01.001

About this watch

The Omega Speedmaster 321 38.6 is a luxurious timepiece that embodies the brand's commitment to excellence. Its Canopus Gold exterior and precision Caliber 321 B movement make it a statement piece for both casual and formal occasions. With its elegant design, durable materials, and water resistance up to 60 meters, this watch is perfect for everyday wear. The iconic tachymeter bezel adds an extra touch of sophistication, while the open case back showcases the intricate inner workings of the movement. This timepiece represents a blend of heritage, craftsmanship, and modern innovation, making it a luxury item worth investing in.
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Key Features

  • 18-carat Canopus Gold alloy
  • Omega Caliber 321 B hand-wound movement with 55-hour power reserve
  • Water resistance up to 60 meters
  • Chronograph and column wheel for precise timekeeping
  • Sapphire crystal for scratch-resistant and clear dial
  • Open case back showcasing intricate inner workings of the Caliber 321 B
  • Tachymeter bezel for measuring speed over a known distance

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster 321 38.6
Reference
311.50.39.30.01.001
Movement
321-b
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph, Column wheel
Case
Canopus Gold 38.6mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
60

Current Listings

[WTS] Omega Speedmaster Hesilate Ref. 310.32.42.50.01.001 Full Set + Original Receipt

Omega Speedmaster Hesilate Ref. 310.32.42.50.01.001 Full Set + Original Receipt

This Omega Speedmaster Moonwatch Professional features a Co-Axial Master Chronometer Caliber 3861 and is in excellent overall condition, with the notable exception of a very minor mark on the Hesalite crystal.

  • Condition: Excellent overall condition with minor mark on Hesalite crystal and light signs of normal wear on case
  • Movement: Co-Axial Master Chronometer Caliber 3861
  • Crystal type: Hesalite
  • Caseback type: Aftermarket exhibition caseback (original solid also included)
Posted at
May 8, 2026, 8:00 AM
Active
[WTS][US] Omega Speedmaster Moonwatch Professional - White Dial - 310.30.42.50.04.001 - Full Set

[US] Omega Speedmaster Moonwatch Professional - White Dial - 310.30.42.50.04.001 - Full Set

Up for sale is an Omega Speedmaster Moonwatch Professional - White Dial - Full Set Watch is in pristine condition and functions perfectly mechanically, without issue.

  • Condition: pristine condition with minor hairlines on clasp, case, and bracelet
  • Water Resistance: 30m
  • Box Contents: inner box, outer box, removable travel case, historical booklet, user manual, microfiber cloth, master chronometer card, warranty card
Posted at
May 8, 2026, 7:59 AM
Active
[WTS] Omega Speedmaster Professional (310.30.42.50.01.002)

Omega Speedmaster Professional (310.30.42.50.01.002)

This Omega Speedmaster Professional features a black dial on a stainless steel bracelet, with a sapphire crystal and manual caliber 3861 movement.

  • Condition: Excellent
  • Case size: 42mm diameter
  • Case material: Stainless Steel
  • Bracelet material: Stainless Steel
Posted at
May 8, 2026, 7:11 AM
Active
[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