Omega Speedmaster Speedmaster Moonwatch 39.7 321

Reference 311.30.40.30.01.001

About this watch

The Omega Speedmaster Moonwatch 39.7 321 is a masterpiece of horology, blending history, engineering, and style in perfect harmony. This iconic timepiece boasts the revered hand-wound Omega caliber 321 B movement, renowned for its reliability and precision. The round stainless steel case measures 39.7 mm in diameter, paired with a tachymeter bezel that enhances functionality for motorsport enthusiasts. A scratch-resistant sapphire crystal protects the watch from daily wear and tear. The Speedmaster Moonwatch is incredibly versatile, suitable for both formal events and casual outings, making it a statement piece on any wrist. With its unique charm, timeless design, and historical significance, this Omega Speedmaster is an investment that will be cherished for a lifetime.
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MSRP: $15,400
Market Price: $16,275

Key Features

  • Hand-wound Omega caliber 321 B movement
  • Stainless steel round case with tachymeter bezel
  • Scratch-resistant sapphire crystal
  • Water resistance of 50 meters
  • Matte black finish
  • Unique charm and timeless design
  • Historical significance as the first watch on the moon

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Moonwatch 39.7 321
Reference
311.30.40.30.01.001
Movement
321-b
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph, Column wheel
Case
Stainless Steel 39.7mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Panda Chronograph 40mm 323.30.40.40.04.001

Omega Speedmaster Panda Chronograph 40mm 323.30.40.40.04.001

A Omega Speedmaster Date Day Panda Chronograph with a 40mm case, 7.5-inch bracelet, and accompanying warranty card.

  • Case size: 40mm
Posted at
May 15, 2026, 5:40 PM
Active
[WTS] 2023 OMEGA Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002 Full Set with Micro-Adjust Clasp

2023 OMEGA Speedmaster Professional Moonwatch Sapphire 310.30.42.50.01.002 Full Set with Micro-Adjust Clasp

The Omega Speedmaster Professional Moonwatch features a black dial, sapphire crystal, and exhibition caseback showcasing the Omega Caliber 3861 movement, delivering precision, anti-magnetic performance, and a reliable 50-hour power reserve. It's fitted with a stainless steel bracelet featuring a micro-adjustable clasp.

  • Condition: Excellent pre-owned condition
  • Case size: 42mm diameter
  • Dial color: Black
  • Crystal material: Sapphire
Posted at
May 15, 2026, 4:54 PM
Active
[WTS] OMEGA Speedmaster Dark Side Of The Moon DSOM $11,800 plus label

OMEGA Speedmaster Dark Side Of The Moon DSOM $11,800 plus label

This Omega Speedmaster Dark Side Of The Moon DSOM is available for sale in excellent condition with minimal wear.

  • Condition: Like new - little to no visible wear anywhere on the watch
  • Box: full set
  • Cards: 3 cards, warranty card is blank
Posted at
May 15, 2026, 4:47 PM
Active
[WTS] Omega Speedmaster Panda 32330404004001 Full Set

Omega Speedmaster Panda 32330404004001 Full Set

Omega - 32330404004001 · $4,600
Up for sale is a 2010 Omega Speedmaster Panda, in its full set, with a stainless steel bracelet and no visible scratches on the case, bezel or crystal.

  • Condition: very good condition
  • Length: 40mm diameter
  • Bracelet material: stainless steel
Posted at
May 15, 2026, 4:36 PM
Active
[WTS] Omega Speedmaster Moonwatch Professional 18k Sedna Gold $31k box papers full links

Omega Speedmaster Moonwatch Professional 18k Sedna Gold $31k box papers full links

This Omega Speedmaster Moonwatch Professional is being sold with its original box and papers. It has been worn under 10 times.

  • Condition: Mint, unpolished
  • Material: 18k Sedna Gold
Posted at
May 15, 2026, 4:15 PM
Active
[WTS] Omega Speedmaster Date 3511.50

Omega Speedmaster Date 3511.50

Omega - 3511.50 · $1,975
For sale is an Omega Speedmaster date with a reverse panda dial that was only sold in Japan, it runs very solid and everything functions properly.

  • Condition: great condition
  • Payment Methods Accepted: crypto, cash, bank transfer, etc.
  • Excluded Payment Method: PayPal
  • Trade In Brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 15, 2026, 2:46 PM
Active
[WTS] Omega Speedmaster Day Date 3523.80

Omega Speedmaster Day Date 3523.80

Omega - 3523.80 · $2,225
This Omega Speedmaster Day Date features a beautiful blue dial and is in excellent condition with minimal signs of wear.

  • Condition: Excellent
  • Payment Methods Accepted: crypto, most other methods
  • Local Pickup Available: yes
  • Trades Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 15, 2026, 2:37 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch 310.30.42.50.01.002 COMPLETE SET 2025

Omega Speedmaster Professional Moonwatch 310.30.42.50.01.002 COMPLETE SET 2025

For sale is an Omega Speedmaster Professional Moonwatch, a high-end watch in excellent condition with almost no signs of wear.

  • Condition: excellent condition
  • Warranty card included: true
  • Payment methods accepted: crypto, other payment methods (except PayPal)
  • Trading brands allowed: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 15, 2026, 2:23 PM
Active
[WTS] Omega Speedmaster Racing Ref. 326.30.40.50.01.001 – Full Set – $3,400 Shipped CONUS (Zelle Only)

Omega Speedmaster Racing Ref. 326.30.40.50.01.001 – Full Set – $3,400 Shipped CONUS (Zelle Only)

This is a well-balanced 40mm Speedmaster that wears incredibly comfortably and offers a more modern, sport-oriented take on the classic Speedmaster design.

  • Condition: Very good overall condition, some light signs of wear
  • Bracelet size: adjustable, extra links included
  • Box and papers included: full set
Posted at
May 15, 2026, 9:46 AM
Active