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
![[WTS] Omega Speedmaster Dark Side of the Moon "Vintage"](https://preview.redd.it/78oq3hf4zafg1.jpg?width=640&crop=smart&auto=webp&s=92cdd36f39543d4ca592f1833e52b31c743fb9f0)
Omega Speedmaster Dark Side of the Moon "Vintage"
This Omega Speedmaster Dark Side of the Moon 'Vintage' edition is a rare model that no longer exists in production, featuring a black ceramic case and weighing 99 grams with a diameter of 44mm.
- Condition: nearly perfect
- Case diameter: 44mm
- Lug-to-lug measurement: 49mm
- Weight: 99 grams
![[WTS] 2025 Omega Speedmaster White Dial 42 - $6,799](https://preview.redd.it/spx30rej18fg1.jpg?width=640&crop=smart&auto=webp&s=75bcd7ecf21d69c4de2c509092321b4e8d17c165)
2025 Omega Speedmaster White Dial 42 - $6,799
This is a modern take on the iconic Speedmaster design featuring a crisp white dial, black tachymeter bezel, and classic chronograph layout. It wears exceptionally well on the wrist and delivers the timeless Speedmaster look with everyday versatility.
- Condition: great overall condition
- Year: 2025
- Dial color: white
- Bezel type: black tachymeter
![[WTS] 2025 Omega Speedmaster DSOTM Black Black](https://preview.redd.it/648dnyqps7fg1.jpeg?width=640&crop=smart&auto=webp&s=ba9c76f342de20cb3e45ac1618729f66974c1d82)
2025 Omega Speedmaster DSOTM Black Black
2025 Omega Speedmaster DSOTM Black Black, a completely blacked out variant of the Speedmaster platform, crafted from solid ceramic with polished and brushed case, exhibition caseback, and a deployant clasp. This model is now discontinued.
- Condition: like new condition
- Case Size: 44.25mm
- Movement: Omega Cal 9300 Automatic
- Power Reserve: 60hrs
![[WTS] OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥](https://preview.redd.it/o0agbt7ej7fg1.jpg?width=640&crop=smart&auto=webp&s=f7ff595912654e5c04836f5fc2f1050bcb9ef056)
OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$10,000🔥
The OMEGA Speedmaster 'Dark Side of the Moon' Apollo 8 commemorates the 50th anniversary of the Apollo 8 mission, featuring a black ceramic case and a skeletonized dial representing the lunar surface.
- Condition: UNWORN
- Case material: black ceramic
- Diameter: 44.25mm
- Water resistance: not specified
![[WTS] Omega Speedmaster Broad Arrow - 3594.50 - Excellent Condition](https://preview.redd.it/yil25agki7fg1.jpg?width=640&crop=smart&auto=webp&s=1aa4578fa3d907ac43117712b99078589d54b04e)
Omega Speedmaster Broad Arrow - 3594.50 - Excellent Condition
Up for grabs is an Omega Speedmaster '57 Broad Arrow that is in great condition, with a flawless hesalite crystal and no signs of wear on the bracelet.
- Condition: Excellent Condition
- Bracelet size: 7.125 inches
- Crystal material: Hesalite
- Service history: Unknown but possibly recently serviced
![[WTS] OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET! 🔥$18,000🔥](https://preview.redd.it/sbjf506zg7fg1.jpg?width=640&crop=smart&auto=webp&s=89a22baf18a8a0932b48b8818eaed8509a8d48ce)
OMEGA Speedmaster Calibre 321 "Ed White" Ref. 311.30.40.30.01.001 - ULTIMATE SET! 🔥$18,000🔥
The OMEGA Speedmaster Calibre 321 Ref. 311.30.40.30.01.001 is a faithful recreation of the reference 105.003, famously worn by astronaut Ed White during America's first spacewalk. This stainless steel timepiece features the iconic straight lugs and removal of crown guards that defined the early pre-Moon Speedmasters.
- Condition: UNWORN
- Movement: Calibre 321 column-wheel chronograph movement
- Bezel material: black ceramic
- Diameter: 39.7mm
![[WTS] Omega Speedmaster 1957 Limited Edition 40mm](https://preview.redd.it/bgdonfkl36fg1.png?width=640&crop=smart&auto=webp&s=107329eeb43a84f6f16eaf65e520204d992fa511)
Omega Speedmaster 1957 Limited Edition 40mm
This Omega Speedmaster is a limited edition model from 2009, featuring a black dial with grey sub-dial detailing and a black bezel.
- Condition: Excellent
- Case Size: 40mm
- Movement: Calibre 3304 mechanical automatic chronograph
- Bracelet Width: supplied with original Omega stainless steel bracelet strap
![[WTS] 12/2025 Omega Speedmaster Moonwatch Professional Sapphire 310.30.42.50.01.002 – Full Set + Extras – Excellent Condition – $6,900 Shipped](https://preview.redd.it/k04zg4fnq5fg1.jpg?width=640&crop=smart&auto=webp&s=c7788c11dd8a3eb6f079da85b1689089aaacff7b)
12/2025 Omega Speedmaster Moonwatch Professional Sapphire 310.30.42.50.01.002 – Full Set + Extras – Excellent Condition – $6,900 Shipped
This Omega Speedmaster Moonwatch Professional Sapphire features a sapphire crystal, Master Chronometer caliber 3861 movement and classic design.
- Condition: Excellent (light hairlines on caseback only)
- Case size: 42mm
- Movement: Manual-wind chronograph (Omega Caliber 3861)
- Crystal material: Sapphire
![[WTS] 2025 Omega Speedmaster Moonwatch Professional 310.30.42.50.04.001 – Full Set – Like New – $7,650 Shipped](https://preview.redd.it/yebbbmpqm5fg1.jpg?width=640&crop=smart&auto=webp&s=cf30d0a219a76ccf02a235d9887fc55b723b8549)
2025 Omega Speedmaster Moonwatch Professional 310.30.42.50.04.001 – Full Set – Like New – $7,650 Shipped
A modern Omega Speedmaster Moonwatch Professional featuring a white lacquer dial and powered by the Master Chronometer caliber 3861, delivering exceptional accuracy and anti-magnetism.
- Condition: Like new
- Case Size: 42mm
- Movement: Manual-wind chronograph (Omega Caliber 3861)
- Water Resistance: 50m