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

Current Listings

Omega Speedmaster Triple Calendar Day-Date Ref.3221.30.00 40mm | Great Condition (With Box & Serviced) | $2400

Omega - 3221.30.00 · $2,400

The Omega Speedmaster Triple Calendar Day-Date Ref.3221.30.00 is a more feature-packed take on the classic Speedmaster, with a stainless steel case, sapphire crystal, and Caliber 3606 movement.

Condition: Great condition, serviced
Case size: 40mm diameter
Thickness: 15mm
Water resistance: 100m

Posted at

Apr 13, 2026, 11:07 PM

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Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, 94/100 Condition, OEM 1469/811

· $649

A vintage Omega Speedmaster Reduced bracelet for sale in excellent condition, featuring a stainless steel finish and an original Omega folding clasp.

Condition: 94/100
Model compatibility: Omega Speedmaster Reduced 3510.50 (18 mm lug)
Bracelet reference: 1469
Endlinks reference: 811 (pair included)

Posted at

Apr 13, 2026, 10:51 PM

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2024 MINT Omega Speedmaster Moonwatch Professional Full Set $6️⃣,5️⃣0️⃣0️⃣ + ✈️🇺🇸

Omega - 310.30.42.50.01.002 · $6,500

2024 Omega Speedmaster Moonwatch Professional Full Set, Ref. 310.30.42.50.01.002, priced to fly.

Shipping included in price: no

Posted at

Apr 13, 2026, 10:47 PM

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Omega Speedmaster Professional Polar White

Omega - 310.32.42.50.04.001 · $6,999

A beautiful Omega Speedmaster Professional Polar White, a manual wind watch in excellent condition.

Condition: great condition with minimal wear on the case
Size: 42mm diameter
Movement: 3861 manual wind

Posted at

Apr 13, 2026, 9:17 PM

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Omega Speedmaster Professional 3861 Sapphire Sandwich (12/2024) – Full Kit – Unworn Bracelet

Omega - 310.30.42.50.01.002 · $6,750

Up for sale is my Omega Speedmaster Professional ref. 310.30.42.50.01.002 (sapphire sandwich) with a December 2024 warranty card. This latest-generation Moonwatch features the Co-Axial Master Chronometer caliber 3861 and sapphire display caseback.

Condition: Excellent – minimal wear
Case size: 42mm
Crystal material: Sapphire (front + exhibition caseback)
Movement type: Co-Axial Master Chronometer caliber 3861

Posted at

Apr 13, 2026, 8:05 PM

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2023 Omega Speedmaster Professional Moon Watch HESALITE 3861 $6200 USD

Omega - 3861 · $6,200

This is a 2023 Omega Speedmaster Professional Moon Watch HESALITE, in excellent condition. It comes with a micro adjust clasp and has been well taken care of.

Condition: Excellent

Posted at

Apr 13, 2026, 3:36 PM

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Omega Speedmaster Professional Moonwatch Tropical Brown Dial Heavy Patina Blue Insert 1969 (Box/Serviced) 🤎

Omega - 145.022-69 · $14,995

A 1969 Omega Speedmaster Moonwatch with a tropical brown dial and heavy yellow patina, featuring a period-correct super tropical dial and tritium hands that glow green under UV light.

Condition: Beautiful condition with heavy patina
Size: 42mm diameter
Year: 1969
Movement serviced: true

Posted at

Apr 13, 2026, 2:36 PM

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