[WTS] 2026 Omega Seamaster Professional 300M Summer Blue - Like New!

2026 Omega Seamaster Professional 300M Summer Blue - Like New!

A pre-owned Omega Seamaster Professional 300M in Summer Blue with a 42mm case size, featuring a stunning dial and modern design.

  • Condition: Like new with minimal to virtually no wear
  • Size: 42mm
  • Dial color: Summer Blue
Posted at
May 27, 2026, 3:46 PM
Sold
[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
Expired
[WTS] Omega Seamaster "Summer Blue" Professional 300M Co-Axial Diver - Steel & Rubber Strap - Full Set 2025 - $4650

Omega Seamaster "Summer Blue" Professional 300M Co-Axial Diver - Steel & Rubber Strap - Full Set 2025 - $4650

The Omega Seamaster Professional 300M Diver features a co-axial escapement and helium escape valve, celebrating Omega's 75th anniversary of the Seamaster line.

  • Condition: Great
  • Case size: 42mm diameter
  • Movement: Automatic with co-axial escapement
  • Helium escape valve: Yes
Posted at
Sep 11, 2025, 10:27 PM
Expired
[WTS] 2024 Omega Seamaster Professional Diver 300M Summer Blue 210.30.42.20.03.003 Full Set

2024 Omega Seamaster Professional Diver 300M Summer Blue 210.30.42.20.03.003 Full Set

This Omega Seamaster Professional Diver 300M Summer Blue features a stainless steel case, rotating dive bezel, summer blue gradient ceramic dial, and comes with both a stainless steel bracelet and an Omega blue rubber strap. The watch is still under warranty until January 2029.

  • Condition: Preowned, light scratches on case and bracelet
  • Case material: Stainless Steel
  • Bezel type: Rotating Dive Bezel
  • Dial color: Summer Blue Gradient Ceramic Dial
Posted at
Aug 18, 2025, 7:07 PM
Sold
[WTS] Omega Seamaster 300M ‘Summer Blue Dial’ - $4,200

Omega Seamaster 300M ‘Summer Blue Dial’ - $4,200

This Omega Seamaster Professional 300M features a beautiful 'Summer Blue' dial. It comes in perfect condition and is ready to wear, complete with box, papers, booklets, and undated (2023 or 4).

  • Condition: perfect condition
Posted at
Mar 13, 2025, 11:19 PM
Expired
[WTS] 2023 Omega Seamaster Professional Diver 300M Summer Blue 210.32.42.20.03.002 Full Set

2023 Omega Seamaster Professional Diver 300M Summer Blue 210.32.42.20.03.002 Full Set

A 2023 Omega Seamaster Professional Diver 300M in Summer Blue, a stunning dial that's hard to capture in photos.

  • Case Material: stainless steel
  • Case Dimensions: 42mm diameter
  • Bezel Material: stainless steel with blue ceramic
Posted at
Feb 24, 2025, 11:12 PM
Sold