[WTS] 2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

2024 Omega Seamaster Diver 300M in Green Seaweed, a collection of the latest dive watch from Omega.

  • Color: Green Seaweed
Posted at
Apr 23, 2026, 3:26 PM
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[WTS] Omega Seamaster 300m Full kit- $4250

Omega Seamaster 300m Full kit- $4250

Omega - 300m 42mm · $4,250
A complete Omega Seamaster 300m full kit, featuring a 42mm case size, undated card and purchase receipt from 2021. It runs well on timegrapher and is overall in good pre-owned condition.

  • Condition: good pre owned condition
  • Water Resistance: 300m depth rating
Posted at
Apr 23, 2026, 3:30 PM
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[WTS] Omega Seamaster 300M Black / Orange Diver 210.32.42.20.01.006 ( new / 2025 / box and papers )

Omega Seamaster 300M Black / Orange Diver 210.32.42.20.01.006 ( new / 2025 / box and papers )

This Omega Seamaster 300 is a Master Chronometer with a 42mm stainless steel case and an 8806 movement. It features a black and orange dial on an orange rubber strap.

  • Condition: Brand new
  • Case size: 42mm diameter
  • Movement type: Master Co-Axial
Posted at
Apr 23, 2026, 1:50 PM
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[WTS] Omega Seamaster 300M Black Aluminum / Orange 210.30.42.20.01.018 ( new / 2025 / box and papers )

Omega Seamaster 300M Black Aluminum / Orange 210.30.42.20.01.018 ( new / 2025 / box and papers )

This Omega Seamaster 300M is a brand new watch with a black aluminum dial and orange accents, featuring a master co-axial movement and a stainless steel case.

  • Condition: Brand new
  • Case size: 42mm diameter
  • Movement type: Master Co-Axial
Posted at
Apr 23, 2026, 2:00 PM
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[WTS] Omega Seamaster 300M 42mm Black 210.30.42.20.01.001 ( new / 2025 / box and papers )

Omega Seamaster 300M 42mm Black 210.30.42.20.01.001 ( new / 2025 / box and papers )

Up for sale is a brand new Omega Seamaster 300 with a 42mm stainless steel case and Master Co-Axial Movement.

  • Condition: Brand new
  • Case size: 42mm
  • Movement: 8800 Master Co-Axial
Posted at
Apr 23, 2026, 1:44 PM
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[WTS] Omega Seamaster Diver 300M 41mm 212.30.41.20.03.001 | 2018 Box and Papers

Omega Seamaster Diver 300M 41mm 212.30.41.20.03.001 | 2018 Box and Papers

This Omega Seamaster Diver 300M is a 2018 model with its original box and papers, featuring an excellent pre-owned condition.

  • Condition: Excellent Pre-Owned
  • Contents: 11.5 links, 2018 warranty card, box, new style box and manual set, no serial tag
  • Links: 11.5
Posted at
Apr 23, 2026, 12:22 PM
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[WTS] Omega SMP300m 007 NTTD | 210.90.42.20.01.001 | 2023 Complete

Omega SMP300m 007 NTTD | 210.90.42.20.01.001 | 2023 Complete

This Omega Seamaster 300m is a very nice model with a clean crystal, dial, bezel and healthy movement. It features titanium construction.

  • Condition: Clean Preowned with minimal wear
  • Case material: Titanium
  • Depth rating: 300m
Posted at
Apr 23, 2026, 9:51 AM
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[WTS] Omega Seamaster 300M OEM Blue Rubber Strap + Clasp - $300

Omega Seamaster 300M OEM Blue Rubber Strap + Clasp - $300

Omega - 300M · $300
Genuine OEM accessories for an Omega Seamaster 300M watch, including a blue rubber strap and clasp in good condition.

  • Condition: Very good
  • Length: 20mm
  • Material: rubber
Posted at
Apr 22, 2026, 5:12 PM
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[WTS] Omega Seamaster Professional 300M 2220.80 — Co-Axial Chronometer Cal. 2500 — Casino Royale Bond — $3099 Shipped (Tariff Covered)

Omega Seamaster Professional 300M 2220.80 — Co-Axial Chronometer Cal. 2500 — Casino Royale Bond — $3099 Shipped (Tariff Covered)

Omega - 2220.80.00 · $3,099
This Omega Seamaster Professional 300M features a blue wave dial, aluminum bezel, and skeleton hands from the era when Omega introduced the Co-Axial escapement into the Diver 300M line. It's powered by the Omega caliber 2500 Co-Axial chronometer, offering improved long-term stability and reduced friction. The watch presents beautifully in both daylight and low light with strong and evenly aged lume.

  • Condition: Excellent
  • Case size: 41mm
  • Lug-to-lug: ~47.5mm
  • Bracelet length: ~18.2cm (~7.17 inches)
Posted at
Apr 22, 2026, 1:03 PM
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