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.

Buy Now on Jomashop

This is an affiliate link

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

Current Listings

2025 OMEGA Speedmaster Moonwatch Pro White 310.30.42.50.04.001 Full Set Price Reduced

OMEGA - 310.30.42.50.04.001 · $7,549

This classic Omega Speedmaster Moonwatch Pro features a white dial and comes with a full set, including boxes, cards, manuals, cleaning cloth, extra links, hang tag, and original receipt.

Condition: Very good condition with minor scratch on the case
Msrp: $9,100
Year: 2025
Diameter: 40.5mm

Posted at

Feb 10, 2026, 1:20 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Pro Sapphire

Omega - 310.30.42.50.01.002 · $5,800

A classic Omega Speedmaster Pro Sapphire in a 42mm Black model.

Condition: Great shape with light surface marks on bracelet
Case size: 42mm diameter
Thickness: 13.18 mm
Movement: Omega 3861

Posted at

Feb 10, 2026, 12:52 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Reduced two-tone

This Omega Speedmaster Reduced is a 39mm two-tone watch with 18k gold details. It runs within +7 seconds per day and has a perfectly working chronograph.

Posted at

Feb 10, 2026, 5:01 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Professional Moonwatch Full Set

Omega - 310.30.42.50.01.001 · $10,900

A timeless and iconic Omega Speedmaster Professional Moonwatch in its traditional hesalite configuration.

Condition: Very good overall condition with very light cosmetic marks on the hesalite crystal.
Case size: 42mm
Crystal type: Hesalite

Posted at

Feb 10, 2026, 1:22 AM

Active

View listing on r/WatchExchange

Omega Speedmaster Legend Schumacher ref 3506.61 PRICE DROP

Omega - 3506.61.00 · $3,900

This is a clean example of the Omega Speedmaster Legend Schumacher reference 3506.61.00 with a striking red dial and special collection engraved case back honoring Michael Schumacher.

Condition: full kit, minimal wear on bracelet
Case diameter: 42mm
Bracelet condition: minimal wear
Shipping included: CONUS shipping fully insured

Posted at

Feb 9, 2026, 6:53 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Day-Date Chronometer ref 3222.80 PRICE DROP

Omega - 3222.80 · $3,200

This Omega Speedmaster Day-Date Chronometer ref 3222.80 features a vibrant blue dial, 40mm case, and stainless steel bracelet with full original links.

Condition: Excellent, minor wear on bracelet
Case size: 40mm diameter
Bracelet condition: minor wear, tiny spot of discoloration on one side
Shipping included: fully insured CONUS shipping

Posted at

Feb 9, 2026, 6:40 PM

Active

View listing on r/WatchExchange

Omega Speedmaster Racing - 329.30.44.51.01.001 - Box and Papers!

Omega - 329.30.44.51.01.001 · $5,950

This Omega Speedmaster Racing Chronograph is a pre-owned watch in good condition, featuring a 44.25mm case and a stainless steel bracelet.

Condition: Pre-owned with minor wear
Case size: 44.25mm diameter
Bracelet material: Stainless steel

Posted at

Feb 9, 2026, 5:49 PM

Active

View listing on r/WatchExchange

2025 Omega Speedmaster Racing 44mm - 329.32.44.51.01.001 - Price Reduced!

Omega - 329.32.44.51.01.001 · $6,095

This Omega Speedmaster Racing features a bold design with orange racing accents and the Caliber 9900 Master Chronometer movement. It comes with a factory black micro-perforated leather strap and an original Omega wooden presentation box.

Condition: Fantastic preowned condition, barely worn
Movement: Omega Caliber 9900, Co-Axial, anti-magnetic, column-wheel chronograph
Power reserve: approximately 60 hours
Strap: factory black micro-perforated leather racing strap with orange rubber lining

Posted at

Feb 9, 2026, 5:47 PM

Active

View listing on r/WatchExchange

2023 Omega Speedmaster Moonphase Sedna Gold

Omega - 304.23.44.52.13.001 · $9,338

2023 Omega Speedmaster Moonphase Sedna Gold, a high-end watch featuring a brown sun-brushed dial and precision moonphase display at 6 o'clock.

Condition: Excellent, with light signs of wear
Case Size: 44.25mm diameter
Case Material: 18k Sedna Gold
Dial Color: Brown

Posted at

Feb 9, 2026, 5:25 PM

Active

View listing on r/WatchExchange