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

Omega - 326.30.40.50.01.001 · $3,400

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

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2026 Omega Speedmaster Moonwatch Hesalite 42mm 310.30.42.50.01.001 — Like New Condition, Box & Papers

Omega - 310.30.42.50.01.001 · $6,100

The Omega Speedmaster Moonwatch Hesalite features a black stepped dial and a manually wound caliber 3861 movement, preserving the iconic design heritage tied to Omega’s role in space exploration.

Condition: Like new condition
Case size: 42mm diameter
Lug to lug: 47.5mm
Thickness: 13.2mm

Posted at

May 15, 2026, 9:29 AM

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Omega Speedmaster Automatic Date Black Dial - Ref. 175.0084 / Cal. 1152

Omega - 175.0084 / Cal. 1152 · $1,700

This Omega Speedmaster is a black dial automatic date watch with reference number 175.0084 and caliber 1152, featuring a nice bracelet that fits up to a 7 inch wrist.

Condition: Honest worn condition, no major or moderate cosmetic defects
Bracelet size compatibility: up to 7 inch wrist

Posted at

May 15, 2026, 9:25 AM

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Omega Speedmaster Apollo XI 20th Anniversary (1989) - US Market ltd 1068/2000 - Full Set w/ 1450 "Grail" Bracelet - tritium patina

Omega - 3590.59 / ST 145.022 · $7,300

This Omega Speedmaster Professional Apollo XI 20th Anniversary Edition is a highly collectible piece of space and horological history, released in 1989 to commemorate the 20th anniversary of the 1969 lunar landing. It features a unique case-side engraving, comes as a complete collector's set, and includes the legendary 1450 bracelet.

Condition: Honest, vintage condition with surface wear on the case and scratches on the crystal
Movement: Caliber 861
Dimensions: 42mm case size | 20mm lug width (diameter)
Bracelet: Omega Ref. 1450 "Holy Grail" bracelet with 808 solid end links

Posted at

May 15, 2026, 8:49 AM

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

Omega - 310.30.42.50.04.001 · $7,900

This Omega Speedmaster Moonwatch Professional features a white dial and is fully set, including box, historical booklet, user manual, microfiber cloth, master chronometer card, and warranty card.

Condition: pristine condition with minor hairlines on clasp, case, and bracelet

Posted at

May 15, 2026, 7:23 AM

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Omega Speedmaster Professional (310.30.42.50.01.002)

Omega - 310.30.42.50.01.002 · $6,800

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

Condition: Excellent condition with a few light marks
Case Size: 42mm
Case Material: Stainless Steel
Bracelet Material: Stainless Steel

Posted at

May 15, 2026, 6:14 AM

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Omega Speedmaster Date 3211.30 40mm - $1,990

Omega - 32113000 · $1,990

Up for sale is my Omega Speedmaster Date 3211.30 in great condition. This watch measures at 40mm with an automatic Omega Calibre 1164 movement.

Condition: Very good condition for its age
Case size: 40mm
Bracelet length: up to 7-7.25 inches
Shipping time: 3-5 days globally

Posted at

May 14, 2026, 9:46 PM

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[WTS] OMEGA Speedmaster Professional Moonwatch 3861 Sapphire Sandwich - Latest Model - Watch Only on Forstner Bullet + Spiralwinder DON Ceramic Lumed Bezel (OEM bezel included) - $5300 shipped CONUS

OMEGA Speedmaster Professional Moonwatch 3861 Sapphire Sandwich - Latest Model - Watch Only on Forstner Bullet + Spiralwinder DON Ceramic Lumed Bezel (OEM bezel included) - $5300 shipped CONUS

Omega - 3861 · $5,300

This is a latest model Omega Speedmaster Professional Moonwatch with an upgraded Forstner Bullet bracelet and a fully lumed ceramic Dot Over 90 bezel.

Condition: very good
Bracelet: Forstner Bullet
Bezel: fully lumed ceramic Dot Over 90 bezel
Original bezel included: yes

Posted at

May 14, 2026, 8:44 PM

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