Omega Speedmaster Speedmaster Professional Moonwatch Sapphire Sandwich
Reference 3573.50.00
About this watch
The Omega Speedmaster Professional Moonwatch Sapphire Sandwich is a celebration of engineering and history, featuring the iconic Omega Caliber 1863 movement with 18 jewels, 48-hour power reserve, and 21,600 vibrations per hour. The watch boasts a stainless steel case with polished and brushed finishes, creating a dynamic look that can transition from casual to formal settings. The sapphire crystal provides exceptional clarity and scratch resistance, while the black dial features stick and dot indexes for easy time-telling. With a water resistance of up to 50 meters, this chronograph watch is practical for everyday wear, and its rich history and exceptional craftsmanship make it a smart investment for anyone who values luxury watches.
Key Features
- Omega Caliber 1863 movement with 18 jewels
- 48-hour power reserve
- 21,600 vibrations per hour frequency
- Stainless steel case with polished and brushed finishes
- Sapphire crystal for exceptional clarity and scratch resistance
- Black dial with stick and dot indexes
- Chronograph functionality for precise timekeeping
Specifications
- Brand
- Omega
- Family
- Speedmaster
- Model
- Speedmaster Professional Moonwatch Sapphire Sandwich
- Reference
- 3573.50.00
- Movement
- 1863
- Movement Features
-
- Hours, Minutes, Small Seconds
- Chronograph
- Case
- Stainless Steel 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings

1991 Omega Speedmaster Ref: 3590.50 with Accessories
A 1991 Omega Speedmaster Ref: 3590.50 with a 42mm case, excellent condition black bezel, and tritium dial with creamy yellow patina.
- Condition: Very nice with some wear from use
- Serial number: 48,26X,XXX
- Bracelet size: 20 links (+1 spare) and 633 end links
- Bracelet type: 1171/1 Omega bracelet

1991 Omega Speedmaster Ref: 3590.59 Apollo XI 20th Anniversary with Box and Papers
This is a 1991 Omega Speedmaster Ref 3590.59 Apollo XI 20th Anniversary, a limited edition made for the US market. The watch features a 42mm case with some wear from use and a ding on the side of the 10 o'clock lug.
- Condition: Very good
- Case size: 42mm
- Bracelet type: stainless steel 1479 Omega bracelet
- Links: 23 links and 812 end links

1992 Omega Speedmaster Ref: 3590.50
A 1992 Omega Speedmaster Ref: 3590.50 in excellent condition, featuring a 42mm case, black bezel, tritium dial, and Omega bracelet.
- Condition: Excellent with some light wear and corrosion
- Case Size: 42mm diameter
- Bracelet Links: 22

1999 Omega Speedmaster Broad Arrow Ref: 3594.50 with Box and Papers
This is a 1999 Omega Speedmaster Broad Arrow Ref: 3594.50, a chronograph watch with a 42mm case and stainless steel bezel, featuring a black dial with Luminova stick markers and broad arrow hands.
- Condition: Excellent
- Case size: 42mm
- Bracelet links: 15
- Bracelet end links: 840
![[WTS] Omega Speedmaster FOIS Moonwatch, Box+ Papers](https://preview.redd.it/6z0ery8zqnxe1.jpg?width=640&crop=smart&auto=webp&s=53fed7ac1ae479e1b92b49dceba83ccd48594567)
Omega Speedmaster FOIS Moonwatch, Box+ Papers
This Omega Speedmaster FOIS Moonwatch features a 39.7'' case diameter, Hesalite-like form, scratch-resistant sapphire crystal, and blue/gray dial.
- Condition: Great Preowned condition
- Case diameter: 39.7 inches
- Crystal material: scratch-resistant sapphire with anti-reflective treatment inside
Omega Speedmaster Tokyo 2020 Slate Green Sedna Gold
This Omega Speedmaster Tokyo 2020 Edition features a slate dial and green bezel, crafted from Sedna gold. Limited to 2020 pieces, this watch is part of a special Olympic box set.
- Condition: Pre-owned with minor marks
- Limited edition: 2020 pieces
- Year introduced: 2021
![[WTS] Omega Speedmaster Professional Moonwatch Full Steel Tritium Dial Blue Insert 1970’s (Unpolished)](https://external-preview.redd.it/QcGzwiJ21_i5muayXHydYYFR-_StiWLDkKJjL3uKCbA.jpg?auto=webp&s=6d50aaeaad052b8897e758d786736a5d5c4742cb)
Omega Speedmaster Professional Moonwatch Full Steel Tritium Dial Blue Insert 1970’s (Unpolished)
A remarkable example of the iconic Omega Speedmaster Moonwatch, preserved in its original condition with a known provenance. The black tritium dial and hands display a rich patina across the indices, paired with an original bezel insert that has developed a striking blue hue.
- Condition: Unpolished, original condition with patina
- Size: 42mm diameter
- Year: 1970s
- Bracelet stretch: minimal
![[WTS] Omega Speedmaster Professional Moonwatch ( 310.30.42.50.01.001 ) - Full Kit](https://preview.redd.it/i35tfna8rmxe1.jpg?width=640&crop=smart&auto=webp&s=3902d3366e17a49ce1ea2a45468aaf7ed7f0d307)
Omega Speedmaster Professional Moonwatch ( 310.30.42.50.01.001 ) - Full Kit
This is a 42mm Omega Speedmaster Professional Moonwatch with a complete set.
- Condition: great condition, small scratches around the watch
- Material: stainless steel
- Size: 42mm diameter
Omega Speedmaster Racing – Complete Set
This Omega Speedmaster Racing Master Chronometer features a 44.25mm stainless steel case on a brown leather strap with a black ceramic bezel ring and is powered by the OMEGA Co-Axial Master Chronometer 9900 movement.
- Condition: Excellent, Mint condition with few signs of wear
- Case material: Stainless Steel
- Diameter: 44.25 mm
- Movement type: Self-winding