Omega Speedmaster Speedmaster Professional Moonwatch SpeedyMoon

Reference ST 345.0809

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
50

Current Listings

Omega Speedmaster Professional Moonwatch Chronograph 3592.50 Tritium 863 Movement

Omega Speedmaster Professional Moonwatch Chronograph 3592.50 Tritium 863 Movement

Omega - 3592.50 · $4,290
This Omega Speedmaster Professional Moonwatch Chronograph features a 42mm stainless steel case and mechanical manual movement.

  • Condition: 90%
  • Case diameter: 42mm
  • Movement type: Mechanical Manual
  • Bracelet type: 1479 Bracelet
Posted at
Mar 1, 2025, 10:34 AM
Active
Omega Speedmaster Reduced Mop Dial Automatic 3534.70.00

Omega Speedmaster Reduced Mop Dial Automatic 3534.70.00

Omega - 3534.70.00 · $2,210
The Omega Speedmaster Reduced Mop Dial Automatic is a chronograph watch with a stainless steel case and mechanical automatic movement.

  • Condition: 90%
  • Size: 38mm diameter
  • Case material: Stainless Steel
Posted at
Feb 28, 2025, 11:39 AM
Active
Omega SPEEDMASTER ANNIVERSARY SERIES FIRST OMEGA IN SPACE 2024 FULL SET

Omega SPEEDMASTER ANNIVERSARY SERIES FIRST OMEGA IN SPACE 2024 FULL SET

Omega - 31030405006001 · $7,425
This 2024 Omega Speedmaster Anniversary Series is a tribute to the first Omega watch worn in space, featuring a stainless steel case with sapphire crystals and a dark blue dial. The watch is powered by an Omega 3861 manual winding movement and comes with a full set of packaging, including double boxes and a complete manual.

  • Condition: Excellent
  • Movement: Omega 3861 manual winding
  • Case material: Stainless steel
  • Crystal type: Sapphire
Posted at
Feb 27, 2025, 10:05 PM
Active
OMEGA Speedmaster Racing 329.32.44.51.06.001

OMEGA Speedmaster Racing 329.32.44.51.06.001

The OMEGA Speedmaster Racing is a tribute to the brand's rich motorsport heritage, featuring a sleek design with a bold black dial and orange accents.

  • Condition: Excellent, lightly worn
  • Movement: Caliber 9900
  • Case diameter: 44.25mm
  • Water resistance: 50m
Posted at
Feb 27, 2025, 7:25 PM
Active
Omega Speedmaster White 310.30.42.50.04.001 LNIB

Omega Speedmaster White 310.30.42.50.04.001 LNIB

The Omega Speedmaster features a white dial and comes with all its original packaging, including box, books, links, and warranty cards.

  • Condition: Like new, unworn
  • Dial color: White
  • Box set: true
Posted at
Feb 27, 2025, 4:11 PM
Active
>>ReDuCeD FuRtHeR<< VINTAGE OMEGA SPEEDMASTER PROFESSIONAL PRE-MOON 145.022-69

>>ReDuCeD FuRtHeR<< VINTAGE OMEGA SPEEDMASTER PROFESSIONAL PRE-MOON 145.022-69

Omega - 145.022-69ST · $3,550
This is a pre-moon Omega Speedmaster Professional reference 145.022-69ST, featuring an Omega calibre 861 and a 29 million serial from 1970.

  • Condition: Good vintage condition
  • Case size: 42mm diameter
  • Movement: Omega calibre 861
  • Serial number: 29 million (1970)
Posted at
Feb 27, 2025, 1:15 PM
Active
BNIB Omega SPEEDMASTER PROFESSIONAL MOONWATCH WHITE DIAL 2024 WARRANTY FULL SET

BNIB Omega SPEEDMASTER PROFESSIONAL MOONWATCH WHITE DIAL 2024 WARRANTY FULL SET

This is a brand new Omega Speedmaster Professional Moonwatch with a white dial and stainless steel case, featuring a manual-winding chronograph movement.

  • Condition: Brand New In Box (BNIB)
  • Case size: 42mm
  • Movement: Manual-Winding Chronograph 3861
  • Crystals: Sapphire
Posted at
Feb 26, 2025, 10:49 PM
Active
2020 Omega Speedmaster FOIS Ref: 311.32.40.30.01.001 with B+P (Modded Dial)

2020 Omega Speedmaster FOIS Ref: 311.32.40.30.01.001 with B+P (Modded Dial)

2020 Omega Speedmaster First Omega In Space 'FOIS' with a modded dial that gives the watch a vintage charm, while still being an authentic Omega.

  • Condition: Excellent
  • Case size: 40mm
  • Bezel condition: Excellent
  • Dial type: Black chronograph
Posted at
Feb 26, 2025, 8:32 PM
Active
2020 Omega Speedmaster Ref: 522.30.42.30.03.001 Tokyo 2020 Olympics with B+P

2020 Omega Speedmaster Ref: 522.30.42.30.03.001 Tokyo 2020 Olympics with B+P

This is a limited edition 2020 Olympics Omega Speedmaster with a blue dial and blue tachymeter bezel, featuring traditional stick markers and white sub-dials.

  • Condition: Excellent
  • Case size: 42mm
  • Serial number: 78,8XX,XXX
  • Limited edition number: 16X/2020
Posted at
Feb 26, 2025, 8:31 PM
Active