Omega Speedmaster Speedmaster Professional Moonwatch Gemini IV 40th Anniversary

Reference 3565.80.00

About this watch

The Omega Speedmaster Professional Moonwatch Gemini IV 40th Anniversary is an iconic timepiece that celebrates a historic milestone with its blend of history, craftsmanship, and style. This limited edition watch features a stunning blue dial with stick and dot indexes, providing excellent legibility in low light conditions. The Omega caliber 1861 movement, handwound and robust, boasts a power reserve of 48 hours. The stainless steel case, with tachymeter bezel, is water-resistant up to 50 meters. This timepiece carries the legacy of adventure and exploration, making it a worthy investment for collectors and enthusiasts alike.
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MSRP: $3,200
Market Price: $7,152

Key Features

  • Omega caliber 1861 handwound movement
  • Stainless steel case with tachymeter bezel
  • Plexiglass crystal with vintage charm
  • Blue dial with stick and dot indexes
  • Water resistance up to 50 meters
  • Limited edition of only 2005 units produced

Specifications

Brand
Omega
Family
Speedmaster
Model
Speedmaster Professional Moonwatch Gemini IV 40th Anniversary
Reference
3565.80.00
Movement
1861
Movement Features
  • Small Seconds, Hours, Minutes
  • Chronograph
Case
Stainless Steel 42mm
Dial Color
Blue
Crystal
Plexi
Water Resistance
50

Current Listings

[WTS] Omega Speedmaster Sapphire - 310.30.42.50.01.002, Full Set, Excellent condition!

Omega Speedmaster Sapphire - 310.30.42.50.01.002, Full Set, Excellent condition!

This Omega Speedmaster Sapphire is a classic model with a sapphire sandwich design and is in amazing condition. It presents as new and features a running great movement with no issues.

  • Condition: Excellent, 98%
  • Movement Status: running great
  • Chrono Functionality: works flawlessly
Posted at
May 24, 2026, 3:11 PM
Active
[WTS] 2023 Omega Speedmaster Moonphase Blue Side of the Moon 304.93.44.52.03.001 Full Set - $9,395

2023 Omega Speedmaster Moonphase Blue Side of the Moon 304.93.44.52.03.001 Full Set - $9,395

Up for sale is a Omega Speedmaster Moonwatch - Blue Side of the Moon, a 2023 model with various accessories included.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Shipping: Fully insured in the USA through Fedex free of charge within 24 hours
Posted at
May 24, 2026, 11:42 AM
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

Up for sale is a Omega Speedmaster Moonphase Black, a watch in excellent condition with minimal signs of wear.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2020
  • Box Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Posted at
May 24, 2026, 11:41 AM
Active
[WTS] Omega Speedmaster MK40 Ref. 3520.53 | Triple Calendar Automatic Chronograph | Grey Delugs Strap | $2,850

Omega Speedmaster MK40 Ref. 3520.53 | Triple Calendar Automatic Chronograph | Grey Delugs Strap | $2,850

Omega - 3520.53 · $2,850
This Omega Speedmaster MK40 features a multicolor dial layout with chronograph, day, date, month, and 24-hour indication in a very wearable automatic case.

  • Condition: Good pre-owned condition
  • Movement: Automatic chronograph
  • Case size: Approx. 39mm
  • Lug width: 18mm
Posted at
May 23, 2026, 6:47 PM
Active
[WTS] Omega Speedmaster FOIS “First Omega in Space”. 310.32.40.50.06.002. Full Kit.

Omega Speedmaster FOIS “First Omega in Space”. 310.32.40.50.06.002. Full Kit.

  • Model name: Speedmaster FOIS 'First Omega in Space'
  • Shipping: Fedex with insurance worldwide
Posted at
May 23, 2026, 10:50 AM
Active
[WTS] Memorial Day Weekend Sale – Omega Speedmaster Professional 3861 Sapphire (2022) – Full Set – Original Clasp + Micro-adjust Clasp – $6375 + shipping obo

Memorial Day Weekend Sale – Omega Speedmaster Professional 3861 Sapphire (2022) – Full Set – Original Clasp + Micro-adjust Clasp – $6375 + shipping obo

Omega - 3861 Sapphire · $6,375
This is the latest generation Omega Speedmaster Professional Moonwatch with a Co-Axial Master Chronometer movement and sapphire crystal front and back, available in excellent overall condition.

  • Condition: Excellent overall condition, very light wear from normal use
  • Movement: Co-Axial Master Chronometer
  • Crystal: sapphire crystal, both front and back
Posted at
May 23, 2026, 9:56 AM
Active
[WTS] Omega Speedmaster Professional (310.30.42.50.01.002)

Omega Speedmaster Professional (310.30.42.50.01.002)

This Omega Speedmaster Professional features a black dial, sapphire crystal on a steel bracelet, and is in excellent condition with only a few light marks.

  • Condition: Excellent condition with a few light marks
  • Case Size: 42mm diameter
  • Case Material: Stainless Steel
  • Bracelet Material: Stainless Steel
Posted at
May 23, 2026, 7:27 AM
Active