Omega Speedmaster Speedmaster Professional Moonphase Aventurine / Strap

Reference 311.33.44.32.01.001

About this watch

The Omega Speedmaster Professional Moonphase Aventurine is a stunning blend of engineering and elegance, featuring a breathtaking black aventurine dial with shimmering starry effect that evokes the vastness of the night sky. The watch boasts a solid 44.25mm stainless steel case with an open case back revealing the intricate workings of the Omega caliber 1866 movement. This hand-wound marvel brings a host of features, including chronograph and moonphase functionalities, making it a true horological marvel. With its clean, modern design and durable construction, this watch is as functional as it is beautiful. The luminescent markers ensure readability in low light, while the leather strap adds a touch of sophistication suitable for both casual and formal occasions. This timepiece is perfect for watch collectors and anyone who appreciates intricate craftsmanship and celestial magic.
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MSRP: $11,500
Market Price: $12,921

Key Features

  • Black aventurine dial with shimmering starry effect
  • Hand-wound Omega caliber 1866 movement with chronograph and moonphase functionalities
  • Solid 44.25mm stainless steel case with open case back
  • Luminescent markers for readability in low light
  • Durable leather strap suitable for various occasions
  • Water resistance of 50 meters

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonphase Aventurine / Strap
Reference
311.33.44.32.01.001
Movement
1866
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
  • Moonphase
Case
Stainless Steel 44.25mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Reduced Sapphire - Ref. 3539.50 - Serviced by Omega - Full Set

Omega Speedmaster Reduced Sapphire - Ref. 3539.50 - Serviced by Omega - Full Set

Omega - 3539.50 · $3,950
Up for sale is my Omega Speedmaster Reduced in ref. 3539.50 — the 39mm automatic variant of the Speedmaster family with the sapphire crystal.

  • Condition: Excellent
  • Case size: 39mm
  • Movement type: automatic
Posted at
May 8, 2026, 7:57 PM
Active
[WTS] Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with OEM Clasp - (Backordered thru Omega) $550 shipped

Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with OEM Clasp - (Backordered thru Omega) $550 shipped

Additional Details: Ref: STZ007387 Omega OEM stainless steel deployant clasp (16mm) Designed for the Omega Speedmaster Professional with 20mm lugs.

  • Condition: Very Good
  • Lug size: 20mm
  • Clasp type: 16mm stainless steel deployant clasp
Posted at
May 8, 2026, 7:55 PM
Active
[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! 🔥$8,600🔥 [PRICED TO SELL]

OMEGA Speedmaster "Dark Side of the Moon" Apollo 8 Ref. 311.92.44.30.01.001 + Apollo 8 Gen2 Strap + Deployant Clasp - ULTIMATE SET! 🔥$8,600🔥 [PRICED TO SELL]

The OMEGA Speedmaster 'Dark Side of the Moon' Apollo 8 watch commemorates the 50th anniversary of the Apollo 8 mission, featuring a black ceramic case and a laser-ablated dial representing the lunar surface.

  • Condition: UNWORN
  • Movement: Calibre 1869
  • Case material: black ceramic
  • Diameter: 44.25mm
Posted at
May 8, 2026, 7:34 PM
Active
[WTS] Omega Speedmaster Professional Ref. 145.012-67 SP. Pre-Moon Full Collector's Set!

Omega Speedmaster Professional Ref. 145.012-67 SP. Pre-Moon Full Collector's Set!

Omega - 145.012-67 · $17,000
This Omega Speedmaster Professional Ref. 145.012-67 SP is a Pre-Moon Speedmaster in its final and most desirable form. It's a full set with the original Omega box and international guarantee papers dated August 22, 1968.

  • Condition: Pre-owned, with signs of wear consistent with age
  • Movement: Caliber 321 (Serial 26.xxx.xxx)
  • Case size: 42mm diameter
  • Bracelet type: 1039/516 flat-link-style
Posted at
May 8, 2026, 5:41 PM
Active
[WTS] Omega. Speedmaster. Date Chrono. Great Condition. $1849 Only

Omega. Speedmaster. Date Chrono. Great Condition. $1849 Only

Omega - 3513.50 · $1,849
A Omega Speedmaster Date Chrono in great condition, featuring a 39mm case.

  • Condition: 9/10
  • Bracelet length: ~6.75 inch
  • Case size: 39mm
Posted at
May 8, 2026, 3:31 PM
Active
[WTS] Omega. Speedmaster. Reverse Panda. $1849 Only

Omega. Speedmaster. Reverse Panda. $1849 Only

Omega - Speedmaster · $1,849
A well-maintained Omega Speedmaster, also known as a Reverse Panda, available for sale. The watch features a 39mm diameter and is on its original OEM bracelet.

  • Condition: 9/10
  • Bracelet size: 39mm diameter
  • Wrist fit: ~7inch
Posted at
May 8, 2026, 3:25 PM
Active
[WTS] 2021 SERVICED Omega Speedmaster Apollo 8 Dark Side of the Moon 311.92.44.30.01.001 B&P

2021 SERVICED Omega Speedmaster Apollo 8 Dark Side of the Moon 311.92.44.30.01.001 B&P

The Omega Speedmaster Dark Side of the Moon Apollo 8 is one of the most striking modern Speedmasters — full black ceramic, skeleton dial, and a movement laser-engraved to look like the lunar surface. The yellow accents give it that bold, mission-ready look you can spot across the room.

  • Condition: Good condition with very few signs of wear, mainly on the leather strap
  • Case Size: 44.25mm
  • Movement Caliber: Omega Calibre 1861
  • Power Reserve: 48 hours
Posted at
May 8, 2026, 3:05 PM
Active
[WTS] 2022 Omega Speedmaster Racing 40mm 326.32.40.50.06.001 Full Set Excellent

2022 Omega Speedmaster Racing 40mm 326.32.40.50.06.001 Full Set Excellent

A sporty, modern Speedmaster with racing‑inspired detailing.

  • Condition: Excellent
  • Size: 40mm diameter
  • Year: 2022
Posted at
May 8, 2026, 2:04 PM
Active
[WTS] Omega Speedmaster Reduced 39mm - 3510.50

Omega Speedmaster Reduced 39mm - 3510.50

Omega - 3510.50 · $2,495
A Omega Speedmaster Reduced in 39mm size, running strong with a small issue with the chronograph function.

  • Condition: pre-owned, good condition
  • Size: 39mm diameter
  • Wrist size: not specified
Posted at
May 8, 2026, 1:02 PM
Active