Omega Speedmaster Speedmaster Professional Moonwatch SpeedyMoon

Reference ST 345.0809

Omega Speedmaster Professional Moonwatch SpeedyMoon

About this watch

The Omega ST 345.0809 Speedmaster Professional Moonwatch SpeedyMoon is a true masterpiece in the world of horology, blending history, functionality, and style. With its iconic design and unique moonphase complication, it's more than just a timepiece; it's a celebration of human achievement and a testament to Omega's craftsmanship. The watch features a reliable hand-wound movement with 17 jewels and a power reserve of 45 hours, making it suitable for everyday wear and special occasions. Its durable stainless steel construction and comfortable wearability with customizable straps make it a perfect choice for those who appreciate both elegance and functionality. Whether you're a seasoned collector or just starting your watch journey, this watch offers something truly special.

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Key Features

Hand-wound Omega caliber 866 movement
Unique moonphase complication
42mm stainless steel case with tachymeter bezel
Plexi glass crystal with water resistance up to 50m
Stick and dot indexes on black dial
Comfortable wearability with customizable straps

Specifications

Brand

Omega

Family

Speedmaster

Model

Speedmaster Professional Moonwatch SpeedyMoon

Reference

ST 345.0809

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph
Moonphase

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Plexi

Water Resistance

Current Listings

Omega Seamaster Professional 300M Blue Dial + Omega Speedmaster Professional Moonwatch Full Set.

Omega - Seamaster Professional 300M, Speedmaster Professional Moonwatch · $1,500

The listing features two Omega watches for sale: an Omega Seamaster Professional 300M with a blue dial and an Omega Speedmaster Professional Moonwatch.

Shipping Details: available upon request
Videos Available: yes

Posted at

May 18, 2026, 3:36 PM

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Omega Speedmaster 38 Chronograph Silver Dial – Ref. 324.30.38.50.02.001

Omega - 324.30.38.50.02.001 · $4,398

The Omega Speedmaster 38 offers a refined, modern take on the legendary Speedmaster design, combining classic chronograph heritage with a more versatile and wearable case size.

Case Size: 38mm
Case Material: Stainless Steel
Bezel: Fixed Tachymeter

Posted at

May 18, 2026, 2:29 PM

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BNIB Omega Speedmaster Professional 310.30.42.50.01.001 $6,750

Omega - 310.30.42.50.01.001 · $6,750

The Omega Speedmaster Moonwatch Professional features a 42mm stainless steel case with a hesalite front and solid case back, powered by the caliber 3861 movement.

Condition: Brand new in box
Case Size: 42mm
Case Thickness: 13.2mm
Lug Width: 20mm

Posted at

May 18, 2026, 11:27 AM

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Omega Speedmaster Moonphase 304.33.44.52.01.001

Omega - 304.33.44.52.01.001 · $7,550

This Omega Speedmaster features a moonphase complication, automatic co-axial movement 9904, and is available with additional details such as moon phase moons for its moon phase function.

Condition: Good pre-owned condition
Size: 44.25mm diameter
Movement: Automatic 9904
Strap: Omega leather strap

Posted at

May 18, 2026, 11:07 AM

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Omega Speedmaster 3519.50.00 “Schumacher World Champion 2001” LE — Carbon Racing Dial — only $2400 Shipped (Tariff Covered)

Omega - 3519.50.00 · $2,400

A Limited Edition Omega Speedmaster ref. 3519.50.00 ‘Schumacher World Champion 2001’ produced in 11,111 pieces to celebrate Michael Schumacher’s F1 title, featuring a distinctive racing dial and bold lume plots.

Condition: Honest condition with light signs of use
Case Size: 39mm
Lug To Lug: 44mm
Thickness: 14mm

Posted at

May 18, 2026, 10:31 AM

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2025 Omega Speedmaster Moonwatch Professional White 42mm 310.30.42.50.04.001 — Excellent Condition, Box & Papers

Omega - 310.30.42.50.04.001 · $7,500

The Omega Speedmaster Moonwatch Professional White features a striking white lacquered dial, black hands and markers for exceptional legibility, and a classic asymmetrical case with a tachymeter bezel.

Condition: Excellent condition with minor signs of wear on clasp and case
Case Diameter: 42mm
Lug To Lug: 47.5mm
Thickness: 13.2mm

Posted at

May 18, 2026, 9:29 AM

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[US] Omega Speedmaster Moonwatch Professional - Reverse Panda - 42mm - 310.30.42.50.01.004 - Full Set - BRAND NEW

Omega - 310.30.42.50.01.004 · $10,650

This Omega Speedmaster Moonwatch Professional features a 42mm case and is in pristine condition with zero hairlines.

Condition: Brand new, unworn, and in pristine condition
Case Size: 42mm

Posted at

May 18, 2026, 6:09 AM

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Omega Speedmaster 38 Co-Axial Chronograph — Box and Papers — Ref. 324.30.38.50.01.001 — Excellent Condition

Omega - 324.30.38.50.01.001 · $5,000

The Omega Speedmaster 38 Co-Axial Chronograph is a discontinued reference with full Speedmaster heritage in a 38mm case, featuring a black tri-register dial and COSC chronometer certification.

Condition: Excellent
Case size: 38mm
Movement: Omega Co-Axial Calibre 3330 - Automatic Chronograph
Dial color: Black

Posted at

May 17, 2026, 11:55 PM

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Omega Speedmaster Dark Side Of The Moon Pitch Black. Complete set. $7200

Omega - 311.92.44.51.01.004 · $7,200

A bold and ultra-modern take on the iconic Moonwatch, made entirely from sleek black ceramic.

Condition: Excellent, mint-tier condition with virtually no signs of wear
Case Size: 44.25mm diameter
Movement: OMEGA Calibre 9300 Co-Axial Automatic Chronometer with 60-Hour Power Reserve

Posted at

May 17, 2026, 9:42 PM

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