[WTS] Omega Seamaster Professional 300M — Ref. 2531.80.00

Omega Seamaster Professional 300M — Ref. 2531.80.00

Omega Seamaster Professional 300M for sale, with additional details not specified.

Posted at
Mar 27, 2026, 10:23 AM
Active
[WTS] Hamilton Khaki Field Mechanical 38mm - $300 - H69439931

Hamilton Khaki Field Mechanical 38mm - $300 - H69439931

Hamilton - H69439931 · $300
This listing features a Hamilton Khaki Field Mechanical 38mm with a black dial for sale. The watch has a thickness of 9.5mm, lug width of 20mm and a length of 47mm. It's powered by the hand-wind H-50 caliber movement with an 80-hour power reserve.

  • Condition: Excellent
  • Case size: 38mm diameter
  • Thickness: 9.5mm
  • Lug width: 20mm
Posted at
Mar 27, 2026, 10:08 AM
Active
[WTS] Omega Seamaster Professional 300M 212.30.41.20.01.002 - $3,150 Shipped CONUS

Omega Seamaster Professional 300M 212.30.41.20.01.002 - $3,150 Shipped CONUS

This is a previous-generation 41mm ceramic Omega Seamaster Professional, widely considered the sweet spot of the modern SMP lineup. It has a modern ceramic bezel and co-axial chronometer movement without the added bulk of newer models.

  • Condition: Very good overall
  • Case diameter: 41mm
  • Thickness: 12.8mm
  • Water resistance: 300m
Posted at
Mar 27, 2026, 8:54 AM
Active
[WTS] [EU] Omega Seamaster 300m 41mm Automatic Peter Blake 22545000

[EU] Omega Seamaster 300m 41mm Automatic Peter Blake 22545000

Omega - 22545000 · $2,950
For sale is a fullsize Omega Seamaster 300mm, also known as the Peter Blake. It has an automatic movement and has been serviced in July 2025.

  • Condition: Serviced
  • Movement type: Automatic
  • Case size: 41mm
  • Water resistance: 300m
Posted at
Mar 27, 2026, 5:53 AM
Active
[WTS] 1981 Seiko Credor Tank – 9300-5340

1981 Seiko Credor Tank – 9300-5340

Seiko - 9300-5340 · $400
A 1981 Seiko Credor Tank, just 4.4mm thin, it wears exceptionally sleek on the wrist, making it a perfect understated dress watch.

  • Condition: Excellent overall condition
  • Case Material: stainless steel
  • Crystal Type: sapphire
  • Case Size: 30mm x 36mm x 4.4mm
Posted at
Mar 27, 2026, 7:01 AM
Active
[WTS] Omega Seamaster Diver 300M — Ref. 210.30.42.20.03.001

Omega Seamaster Diver 300M — Ref. 210.30.42.20.03.001

a luxury Omega Seamaster Diver 300M, a high-end dive watch with features including date display and unidirectional rotating bezel.

Posted at
Mar 27, 2026, 4:20 AM
Active
[WTS] Seiko BELL-MATIC 4006-6000 Alarm Cushion Case UFO 42mm Automatic Men's Watch $300

Seiko BELL-MATIC 4006-6000 Alarm Cushion Case UFO 42mm Automatic Men's Watch $300

Seiko - 4006-6000 · $300
A Seiko BELL-MATIC 4006-6000 Alarm Cushion Case UFO 42mm Automatic Men's Watch in Very Good condition. It features an automatic movement, stainless steel case and band, and has been well maintained.

  • Condition: Very Good, with some wear and marks
  • Movement: Automatic
  • Case material: Stainless steel
  • Band type: Stainless steel with marked buckle
Posted at
Mar 27, 2026, 1:10 AM
Sold
[WTS] Omega Seamaster Professional 300m on Black Rubber

Omega Seamaster Professional 300m on Black Rubber

Omega - SMP300 · $5,000
First time seller is selling their Omega Seamaster Professional 300m on black rubber, purchased brand new in November 2025 and still under warranty.

  • Condition: pristine
  • Purchase location: Japan
  • Depth rating: 300m
Posted at
Mar 26, 2026, 11:41 PM
Active