[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 MK40. REF 3520.53. Watch and extra link ONLY. $2570 shipped CONUS.

Omega Speedmaster MK40. REF 3520.53. Watch and extra link ONLY. $2570 shipped CONUS.

Omega - 3520.53 · $2,570
Up for sale is my Omega Speedmaster MK40 triple date, a cool watch that deserves to be worn regularly.

  • Condition: Pre-owned (not original owner)
  • Size: 7.5IN
  • Extra Link: 1 extra link
Posted at
Apr 12, 2026, 11:59 AM
Sold
[WTS] Omega Speedmaster Mark 40 Ref. 3520.53 | Very Good Condition | Triple Calendar | All Original | $2600 (SERVICED)

Omega Speedmaster Mark 40 Ref. 3520.53 | Very Good Condition | Triple Calendar | All Original | $2600 (SERVICED)

Omega - 3520.53 · $2,600
The Omega Speedmaster Mark 40 Ref. 3520.53 is a unique 'Triple Calendar' watch with a 39mm case, vibrant colors and a robust automatic movement. It's in very good vintage condition showing honest signs of wear. The watch was recently serviced and captures the confidence of 1990s innovation.

  • Condition: Very good
  • Movement: Automatic Triple Calendar
  • Dial: Matte black dial with multi-colored accents
  • Case: 39mm stainless steel construction with light, honest wear
Posted at
Apr 11, 2026, 10:33 AM
Sold
[WTS] Omega Speedmaster Day-Date MK40 Ref.3520.53.00 39mm | Great Condition (With Box, Booklet, Card & Serviced) | $3150

Omega Speedmaster Day-Date MK40 Ref.3520.53.00 39mm | Great Condition (With Box, Booklet, Card & Serviced) | $3150

Omega - 3520.53.00 · $3,150
The Omega Speedmaster Day-Date MK40 Ref.3520.53.00 is a 39mm full calendar chronograph with a unique dial layout and the Omega Caliber 1151 movement.

  • Condition: Great, serviced condition
  • Size: 39mm diameter
  • Movement: Omega Caliber 1151 (based on Valjoux 7751)
  • Power reserve: 42 hours
Posted at
Apr 7, 2026, 11:06 PM
Sold
[WTS] OMEGA Speedmaster 3520.53 MK40 Chronograph Automatic Cal Ω 1151 SERVICED - 39 mm

OMEGA Speedmaster 3520.53 MK40 Chronograph Automatic Cal Ω 1151 SERVICED - 39 mm

  • Case size: 39mm diameter
  • Movement: Cal Ω 1151 Chronograph Automatic
Posted at
Mar 26, 2026, 12:47 PM
Expired
[WTS] Omega Speedmaster 3520.53  - $2,690

Omega Speedmaster 3520.53 - $2,690

Omega - 3520.53 · $2,690
Up for sale is my Omega Speedmaster 3520.53 in great condition, measuring 39mm with an automatic movement and a steel case on an original Omega Steel speedmaster bracelet.

  • Condition: 8.8/10 great condition with usage marks and patina
  • Case size: 39mm diameter
  • Bracelet material: steel
  • Crystal type: sapphire crystal
Posted at
Mar 23, 2026, 10:23 PM
Expired
[WTS] Omega Speedmaster 3520.53  - $2,690

Omega Speedmaster 3520.53 - $2,690

Omega - 3520.53 · $2,690
Up for sale is my Omega Speedmaster 3520.53, measuring 39mm with an automatic movement and steel case on an original Omega Steel speedmaster bracelet.

  • Condition: 8.8/10 - great shape with some usage marks and patina on subdials
  • Movement type: automatic
  • Case material: steel
  • Bracelet: original Omega Steel speedmaster bracelet
Posted at
Mar 16, 2026, 10:16 PM
Expired
[WTS] Omega Speedmaster 3520.53  - $2,690

Omega Speedmaster 3520.53 - $2,690

Omega - 3520.53 · $2,690
Up for sale is my great condition Omega Speedmaster 3520.53, which measures 39mm and has an automatic movement.

  • Condition: great condition with minor usage marks and patina
  • Case size: 39mm diameter
  • Movement type: automatic
  • Bracelet type: original Omega Steel speedmaster bracelet
Posted at
Mar 9, 2026, 10:04 PM
Expired