[WTS] Omega Seamaster Diver 300M Black Dial - 210.30.42.20.01.001 - Clean!

Omega Seamaster Diver 300M Black Dial - 210.30.42.20.01.001 - Clean!

A black dial Omega Seamaster Diver 300M in overall great condition with a ceramic bezel and Sapphire glass.

  • Condition: great, with some minor hairlines on the case and clasp
  • Bracelet length: up to 7.5 inches when fully extended
Posted at
Jan 10, 2026, 6:18 PM
Active
[WTS] Omega 2022 Seamaster Professional Diver 300M White Dial on Bracelet 210.30.42.20.04.001 Full Set Like New

Omega 2022 Seamaster Professional Diver 300M White Dial on Bracelet 210.30.42.20.04.001 Full Set Like New

This Omega Seamaster Professional Diver 300M features a white dial and comes in its original box, including links, card holder, instruction manual, and other accessories. The watch is in near mint condition.

  • Condition: Preowned, near mint condition with some minor cosmetic damage to the packaging
  • Case Diameter: 42mm
  • Water Resistance: 300m depth rating
Posted at
Jan 9, 2026, 11:58 PM
Active
[WTS][US] Omega Seamaster SMP300 - Green Dial - 42mm - 210.32.42.20.10.001 - Full Set

[US] Omega Seamaster SMP300 - Green Dial - 42mm - 210.32.42.20.10.001 - Full Set

Up for sale is an Omega Seamaster SMP300 - Green Dial - 42mm, which functions perfectly mechanically without issue.

  • Condition: Fantastic condition with minor hairlines
  • Case Size: 42mm
Posted at
Jan 9, 2026, 8:00 AM
Active
[WTS] Omega Seamaster Diver 300M Green Dial – 2025 Like New, Partially Stickered – Ref. 210.30.42.20.10.001

Omega Seamaster Diver 300M Green Dial – 2025 Like New, Partially Stickered – Ref. 210.30.42.20.10.001

The listing is for an Omega Seamaster Diver 300M with a green dial, described as like new and partially stickered.

  • Condition: Like New, Partially Stickered
  • Images: [https://imgur.com/a/xenK7E3](https://imgur.com/a/xenK7E3)
Posted at
Jan 8, 2026, 6:25 PM
Active
[WTS] 2022 Omega Seamaster Diver 300M 42mm 210.32.42.20.06.001 Full Set Mint

2022 Omega Seamaster Diver 300M 42mm 210.32.42.20.06.001 Full Set Mint

A modern, high-performance dive watch with iconic Seamaster styling, featuring a grey wave dial and blue ceramic bezel.

  • Condition: Mint
  • Case size: 42mm
  • Dial color: grey
  • Bezel material: blue ceramic
Posted at
Jan 8, 2026, 9:25 AM
Active
[WTS][US] Omega Seamaster Professional 300m - 42mm - Blue - 210.30.42.20.03.001 - Full Set

[US] Omega Seamaster Professional 300m - 42mm - Blue - 210.30.42.20.03.001 - Full Set

Up for sale is an Omega Seamaster Professional 300m - Blue watch that functions perfectly mechanically without issue.

  • Condition: Fantastic with minor hairlines
  • Case size: 42mm
  • Water resistance: 300m
Posted at
Jan 7, 2026, 8:23 AM
Active
[WTS] Omega Seamaster Professional 300M – Ref. 210.30.42.20.01.001 – 42mm Co-Axial Master Chronometer – Box & Cards – $3,799 Shipped

Omega Seamaster Professional 300M – Ref. 210.30.42.20.01.001 – 42mm Co-Axial Master Chronometer – Box & Cards – $3,799 Shipped

This Omega Seamaster Professional 300M features a 42mm stainless steel case, black wave dial, and 300m water resistance. It is powered by the Co-Axial Master Chronometer Caliber 8800.

  • Condition: Excellent overall with light, honest wear.
  • Case size: 42mm diameter
  • Water resistance: 300m
  • Movement type: Co-Axial Master Chronometer Caliber 8800
Posted at
Jan 5, 2026, 9:45 PM
Active
[WTS] Brand New 2025 Omega Seamaster Reference 21030422001010

Brand New 2025 Omega Seamaster Reference 21030422001010

Omega - 21030422001010 · $5,999
A brand new 2025 Omega Seamaster is being sold with its full set box and all cards. The watch still has some of the original stickers intact.

  • Year: 2025
  • Shipping method: FedEx
Posted at
Jan 5, 2026, 5:55 PM
Active
[WTS][US] Omega Seamaster SMP300 - Green Dial - 42mm - 210.30.42.20.10.001 - Full Set

[US] Omega Seamaster SMP300 - Green Dial - 42mm - 210.30.42.20.10.001 - Full Set

This Omega Seamaster Professional features a 300m water resistance and is equipped with a green dial.

  • Condition: Fantastic condition with minor hairlines on clasp, case, and bracelet
  • Case size: 42mm
  • Water resistance: 300m
Posted at
Jan 4, 2026, 8:11 AM
Active