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.
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 3510.50](https://preview.redd.it/135591x75g0f1.jpeg?auto=webp&s=34d78dafaedb38ec75a64cf29896dfc25690be52)
Omega Speedmaster Reduced 3510.50
A Omega Speedmaster Reduced watch on an AM strap that runs a little slow.
- Condition: Used - minor issue (runs a little slow)
- Strap: AM
- Movement Issue: runs a little slow
![[WTS] ✨ For Sale: Omega Speedmaster Date 3511.80.00 (1998) iconic timepiece in excellent condition!](https://external-preview.redd.it/jtQFoRWoQb4lp3lgmH359OoJ9wpuNutrvJl1CA1V9uE.jpeg?auto=webp&s=9c784cf48b48cd1f17115bcfee9af1fdc1b62334)
✨ For Sale: Omega Speedmaster Date 3511.80.00 (1998) iconic timepiece in excellent condition!
The Omega Speedmaster Date features a stunning blue dial, classic 39mm stainless steel case, and automatic chronograph movement.
- Condition: Excellent
- Case size: 39mm diameter
- Movement: Automatic Chronograph
![[WTS] Omega Speedmaster Reduced 3510.50 GREAT CONDITION](https://external-preview.redd.it/kmjaXl3u7tWfqfvykqcsMtOOh2noooLKYw4Q3KmZiNg.jpeg?auto=webp&s=6f50a13df965781a83d144e3a5b9d172401a020c)
Omega Speedmaster Reduced 3510.50 GREAT CONDITION
This Omega Speedmaster Reduced is in great condition and comes with a black fabric strap.
- Condition: Near mint condition
- Year of production: 1999
- Additional strap type: Black fabric Barton strap 18mm
![[WTS] 2023 Omega Speedmaster Moonphase Blue Aventurine – Complete Set – 304.93.44.52.03.002](https://external-preview.redd.it/kJNqGEFyatCPN7dlipwGKChsBVqHpYcXR_k1WOMvZdw.jpeg?auto=webp&s=b27e42afca2680925af6479727c1bccbfba0f6f1)
2023 Omega Speedmaster Moonphase Blue Aventurine – Complete Set – 304.93.44.52.03.002
The Omega Speedmaster Moonphase Blue Aventurine features a blue ceramic case and bezel with a stunning blue Aventurine dial, reminiscent of a star-filled night sky.
- Condition: Excellent
- Case material: blue ceramic
- Bezel material: blue ceramic
- Diameter: 44.25mm
![[WTS] Omega Speedmaster Blue Side of the Moon 304.93.44.52.03.001](https://external-preview.redd.it/TcupU26MQmBjfEs5fffkJ3kwfy_ZhbMwVfR38TJs0Ag.jpeg?auto=webp&s=a0754af4d9d9cb4ee3cea478e63de03833601cab)
Omega Speedmaster Blue Side of the Moon 304.93.44.52.03.001
Omega Speedmaster Blue Side of the Moon, overall in great condition, running as expected with all chrono features working properly.
- Condition: Superb shape with minor wear on case and strap
- Water resistance: 30m
- Strap condition: showing signs of wear

1991 Omega Speedmaster Ref: 3590.59 Apollo XI 20th Anniversary with Box and Papers
A 1991 Omega Speedmaster Ref: 3590.59 Apollo XI 20th Anniversary watch in excellent condition, featuring a tritium dial with creamy yellow patina and an engraved limited edition number.
- Condition: Very nice with some wear and a ding on the side of the case
- Serial Number: 48,25X,XXX
- Case Size: 42mm diameter
- Bracelet Links: 23 links

1999 Omega Speedmaster Broad Arrow Ref: 3594.50 with Box and Papers
This is a 1999 Omega Speedmaster Broad Arrow Ref: 3594.50, featuring a black chronograph dial with Luminova stick markers and a stainless steel bezel.
- Condition: Excellent
- Case Size: 42mm
- Bracelet Links: 15 links
Omega Speedmaster Straight Writing 145.022-69
The Omega Speedmaster 145.022-69 is a three-body polished and brushed watch with lyre lugs and a dust cap. It features a screwed-down case back with central straight writing engraved "First Watch Worn on the Moon" and circular engraving "Flight-Qualified by Nasa for All Manned Space Missions."
- Condition: good condition with some pitting between lugs, dings, and scratches present
- Case material: three-body polished and brushed
- Bezel type: Hesalite tropic Bezel with Fat Font and Dot next to 90
- Dial color: black step dial
![[WTS] Selling a cheap Omega Speedmaster 3861 Hesalite](https://external-preview.redd.it/bmxZZOMdsg7Zc02A-s2VKgZMkFJWZy8LbyrzevDKysQ.jpeg?auto=webp&s=40dd26298d8ceadc08692c476e6ee77571c41aec)
Selling a cheap Omega Speedmaster 3861 Hesalite
This is the latest generation of the classic Omega Speedmaster Professional Moonwatch, featuring a hesalite crystal and Master Chronometer 3861 movement.
- Condition: Excellent working order; minor hairlines on case, light marks on caseback
- Movement Type: manual wind, co-axial
- Crystal Type: Hesalite
- Strap Condition: used with moderate wear