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 Crystal 3539.50 39mm $2,900

Omega Speedmaster Reduced Sapphire Crystal 3539.50 39mm $2,900

Omega - 3539.50 · $2,900
This Omega Speedmaster Reduced is a 39mm watch recently serviced by a professional watchmaker and features a sapphire crystal.

  • Condition: Used, with minor cosmetic damage (nicks around the bezel)
  • Case Size: 39mm
  • Bracelet Length: 18.5cm
Posted at
May 9, 2026, 1:58 PM
Active
[WTS] 2005 Omega Speedmaster Professional "Sapphire Sandwich" Ref. 3573.50 Watch + Card and Tag - $4,800

2005 Omega Speedmaster Professional "Sapphire Sandwich" Ref. 3573.50 Watch + Card and Tag - $4,800

Omega - 3573.50 · $4,800
This Omega Speedmaster Professional Moonwatch is a stainless steel watch with a sapphire crystal and an Omega 1863 movement, featuring a 42mm diameter case.

  • Condition: Good
  • Case material: Stainless steel
  • Crystal material: Sapphire
  • Movement: Omega 1863
Posted at
May 9, 2026, 12:22 PM
Active
[WTS] 2020 Omega Speedmaster Moonphase Black 304.30.44.52.01.001 Full Set - $7,995

2020 Omega Speedmaster Moonphase Black 304.30.44.52.01.001 Full Set - $7,995

A 2020 Omega Speedmaster Moonphase Black, in excellent condition with minimal signs of wear, featuring a moon phase function and a sleek black design.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2020
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Posted at
May 9, 2026, 11:28 AM
Active
[WTS] Omega Speedmaster Reduced (automatic)

Omega Speedmaster Reduced (automatic)

A beautiful Omega Speedmaster Automatic in good condition, featuring the iconic Speedmaster design in a more wearable 38mm automatic configuration.

  • Condition: Good overall condition for its age, normal signs of wear consistent with age
  • Movement: Automatic chronograph movement
  • Case Material: Stainless steel
  • Crystal: Hesalite
Posted at
May 9, 2026, 9:57 AM
Active
[WTS] UNWORN Omega Speedmaster ’57 Master Chronometer – BOX & PAPERS – 332.10.41.51.01.001

UNWORN Omega Speedmaster ’57 Master Chronometer – BOX & PAPERS – 332.10.41.51.01.001

  • Condition: Unworn
  • Movement: Manual-wind Cal 9906
  • Case material: Stainless-steel
  • Case diameter: 40.5mm
Posted at
May 9, 2026, 8:58 AM
Active
[WTS] 2026 Omega Speedmaster Professional White Dial 310.32.42.50.04.002 Full Set $7,250

2026 Omega Speedmaster Professional White Dial 310.32.42.50.04.002 Full Set $7,250

A modern Moonwatch configuration featuring a lacquered white dial paired with a strap setup, delivering a clean and high-contrast look while maintaining the iconic Speedmaster design.

  • Condition: Like new
  • Case Size: 42mm diameter
  • Case Material: Stainless steel
  • Movement: Manual wind (Omega Calibre 3861 Master Chronometer)
Posted at
May 8, 2026, 9:34 PM
Active
[WTS] Omega Speedmaster Professional Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022 - $5,399 🔥🔥🔥

Omega Speedmaster Professional Moonwatch – Ref. 310.30.42.50.01.001 – Excellent Condition – 2022 - $5,399 🔥🔥🔥

This Omega Speedmaster Professional Moonwatch features the iconic Hesalite crystal and manual-wind Master Chronometer movement 3861. It's in excellent condition with only extremely light signs of wear and is running strong with warranty left for peace of mind.

  • Condition: Excellent, minimal hairline scratches.
  • Case Size: 42mm
  • Movement: Manual-wind Co-Axial Master Chronometer (Cal. 3861)
  • Crystal: Hesalite
Posted at
May 8, 2026, 9:28 PM
Active
[WTS] Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with Aftermarket  Clasp - (Strap Backordered thru Omega)-  $275 shipped

Omega OEM Integrated Speedmaster Moonwatch Rubber Strap with Aftermarket Clasp - (Strap Backordered thru Omega)- $275 shipped

Omega - 032Z017245 · $275
A black Omega rubber strap designed for the Speedmaster Professional, made from OEM materials and featuring an aftermarket clasp.

  • Condition: Very Good
  • Material: rubber
  • Lug size compatibility: 20mm
Posted at
May 8, 2026, 8:10 PM
Active
[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