[WTS] OMEGA Seamaster Professional 300m

OMEGA Seamaster Professional 300m

This Omega Seamaster Professional 300m is a diver's watch with features such as anti-magnetic properties, chronometer accuracy, and a helium escape valve.

  • Condition: Perfect
  • Case size: 42mm
  • Water resistance: 300m
Posted at
Feb 22, 2026, 10:30 AM
Active
[WTS] Omega Seamaster Professional Diver 300 Automatic 36mm Midsize 2552.80 Vintage Watch - $1950 SHIPPED

Omega Seamaster Professional Diver 300 Automatic 36mm Midsize 2552.80 Vintage Watch - $1950 SHIPPED

Omega - 2552.80 · $1,950
This Omega Seamaster Professional 300M is a stunning midsize automatic diver with a dark grey/navy/black mixed dial and patina'd lume. It's in great condition for its age and keeps excellent time.

  • Condition: Overall great condition for its age
  • Case size: 36mm
  • Movement type: Automatic
Posted at
Feb 20, 2026, 5:23 PM
Active
[WTS] Omega Seamaster Professional 🔵 Summer Blue 🔵 Complete ++ Extras in Mint Condition

Omega Seamaster Professional 🔵 Summer Blue 🔵 Complete ++ Extras in Mint Condition

The Omega Seamaster Professional Diver 300m is a high-end diver's watch with a Summer Blue color scheme. It features a 40mm case and comes with multiple straps, including an unused NATO strap.

  • Condition: Mint
  • Warranty Date: 10/2023
  • Bracelet Reference: Summer Blue NATO strap
  • Depth Rating: 300m
Posted at
Feb 17, 2026, 1:42 PM
Active
[WTS] Omega Seamaster Professional 300M Quartz 36mm $2,299

Omega Seamaster Professional 300M Quartz 36mm $2,299

The Omega Seamaster Diver 300M quartz is a durable, grab-and-go luxury timepiece featuring a black wave dial and aluminum bezel. It has a 36.25mm diameter, 18mm lug width, and 11.2mm thickness, making it suitable for smaller wrists or those preferring a less bulky diver.

  • Condition: Pre-owned with minor wear marks and a scratch on the bezel insert
  • Case diameter: 36.25mm
  • Dial color: Black
  • Water resistance: 300m depth rating
Posted at
Feb 12, 2026, 11:40 AM
Active
[WTS] Omega Seamaster Professional 300m - 41mm- Blue No Wave - 212.30.41.20.03.001 - Collectors Set!

Omega Seamaster Professional 300m - 41mm- Blue No Wave - 212.30.41.20.03.001 - Collectors Set!

This Omega Seamaster Professional Diver 300M features a blue dial and is part of a collector's set. It includes an exceptionally complete kit, making it difficult to find this reference in such a state.

  • Condition: lightly pre-owned, great overall condition with minimal wear
  • Size: 41mm diameter
  • Set contents: original inner box, outer double box, extra links, hang tag, booklet, warranty card, pictogram card, operating manual, extra parts, original receipts
Posted at
Feb 5, 2026, 11:03 PM
Sold
[WTS] Omega Seamaster Diver 300m 2025 Unworn- Complete Set

Omega Seamaster Diver 300m 2025 Unworn- Complete Set

The Omega Seamaster Diver 300M is a modern execution of the iconic professional dive watch, featuring a refreshed design with a 42mm stainless steel case and black dial.

  • Condition: Unworn
  • Movement: Omega Co-Axial Master Chronometer automatic movement
  • Water resistance: 300 meters
  • Case size: 42mm
Posted at
Feb 4, 2026, 2:42 PM
Expired
[WTS] Omega Seamaster Diver 300m Bronze Gold on Titanium 2024 Complete Set

Omega Seamaster Diver 300m Bronze Gold on Titanium 2024 Complete Set

A modern execution of Omega’s iconic professional dive watch, the Seamaster Diver 300M reflects the brand’s focus on technical performance and refined design. Housed in a 42mm grade 2 titanium case with 9K Bronze Gold, this reference features a distinctive green dial with matching bezel, delivering a contemporary yet unmistakable Seamaster aesthetic built for both daily wear and serious dive capability.

  • Condition: Excellent Condition with little to no signs of wear at all
  • Case material: grade 2 titanium
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
Posted at
Feb 4, 2026, 2:53 PM
Expired
[WTS] Omega Seamaster Professional Blue Dial - 212.30.36.20.03.001 - 36mm

Omega Seamaster Professional Blue Dial - 212.30.36.20.03.001 - 36mm

Additional Details: Omega Seamaster Diver 300M Blue Dial (No Wave) Model: 212.30.36.20.03.001 - This is a watch-only example in great condition.

Posted at
Feb 4, 2026, 1:24 PM
Expired
[WTS] Omega Seamaster Professional Diver 300M – Ref. 210.32.42.20.01.001 – Full Kit – $4,250

Omega Seamaster Professional Diver 300M – Ref. 210.32.42.20.01.001 – Full Kit – $4,250

This Omega Seamaster Professional Diver 300M features a Master Co-Axial movement, sapphire crystal, and 300m water resistance. It includes a full kit with inner & outer boxes, warranty card, pictograms, and manuals.

  • Condition: Very good overall with one small ding on the bezel at approximately 10 o'clock and minimal wear on the strap
  • Movement: Omega Cal. 8800 (Master Co-Axial, METAS)
  • Case Size: 42mm
  • Water Resistance: 300m
Posted at
Feb 1, 2026, 3:48 PM
Expired