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Found 438 watches matching "Seamaster 300" and 2017 listings

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Found 2017 listings matching "Seamaster 300"

[WTS] Omega Seamaster 300 Automatic Vintage Diver

Omega Seamaster 300 Automatic Vintage Diver

Omega - Seamaster 300
This Omega Seamaster 300 is a vintage automatic diver's watch. It is running at the time of posting and is being sold as a vintage piece.

  • Condition: Vintage, sold as-is
  • Movement: Automatic
  • Shipping: Worldwide
Posted at
Jan 20, 2026, 3:02 AM
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[WTS] Omega Seamaster Professional Diver 300M Blue dial Blue rubber strap Box & Papers

Omega Seamaster Professional Diver 300M Blue dial Blue rubber strap Box & Papers

Omega - 210.32.42.20.03.001 · $4,295
This is the Omega Seamaster Professional Diver 300M Co-Axial Blue dial on the blue rubber strap, featuring a Helium escape valve and anti-magnetic properties.

  • Condition: Excellent condition, minor wear on clasp and strap
  • Water resistance: 30 ATM
  • Date window location: 6 o clock
Posted at
Jan 19, 2026, 9:26 PM
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[WTS] Thorn T026 “Sea Monster 300” PT5000 Homage Watch Men’s Automatic - $140 SHIPPED

Thorn T026 “Sea Monster 300” PT5000 Homage Watch Men’s Automatic - $140 SHIPPED

Thorn - T026 · $140
This watch is a modern homage of the vintage Omega Seamaster 300, with a beautiful dial and crystal.

  • Condition: like new
  • Case condition: almost no wear
  • Movement functionality: fully functional
Posted at
Jan 19, 2026, 8:21 PM
Sold
Sold
[WTS] Omega Seamaster 2531.80 - 41mm - $2,595 Shipped

Omega Seamaster 2531.80 - 41mm - $2,595 Shipped

Omega - 2531.80 · $2,595
Up for sale is my Omega Seamaster Professional 300M automatic, Bond-era reference 2531.80. The watch features an automatic movement and a blue wave dial with sapphire crystal.

  • Condition: Vintage, light wear on bezel, bracelet, case
  • Movement type: automatic
  • Case size: 41mm
Posted at
Jan 19, 2026, 2:48 PM
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[WTS] Omega Seamaster 300 Heritage Blue - Full Set + Extra Straps - $5,500

Omega Seamaster 300 Heritage Blue - Full Set + Extra Straps - $5,500

Omega - 234.30.41.21.03.001 · $5,500
This Omega Seamaster 300 Heritage Blue comes as a full set dated 2024, with two extra straps and is running as expected for a year-old watch.

  • Condition: Pre-owned with small scratches on high-polish surfaces
  • Case Size: 41mm diameter
  • Bracelet Size: ~6.5" wrist
  • Year: 2024
Posted at
Jan 19, 2026, 3:09 PM
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[WTS] Omega Seamaster Professional 300m - 41mm- Blue No Wave - 212.30.41.20.03.001 - Price Reduced!

Omega Seamaster Professional 300m - 41mm- Blue No Wave - 212.30.41.20.03.001 - Price Reduced!

Omega - 212.30.41.20.03.001 · $2,750
A classic Omega Seamaster Diver 300 Blue 'No Wave' dial watch in stunning overall condition. It's a daily diver that wears slightly smaller than the newer models due to its 41mm size.

  • Condition: Preowned with light signs of wear
  • Size: 41mm diameter
  • Bracelet size fit: up to 7.5 inch wrist
Posted at
Jan 19, 2026, 1:59 PM
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[WTS] Omega Seamaster 2252.50 - 36mm Midsize - Clean!

Omega Seamaster 2252.50 - 36mm Midsize - Clean!

Omega - 2252.50 · $1,995
This Omega Seamaster Professional 300m 'Peter Blake Jr.' is a cult classic in excellent working order.

  • Condition: great overall condition with minimal wear
  • Case diameter: 36mm
  • Lug width: 18mm
  • Water resistance: 300m
Posted at
Jan 19, 2026, 2:29 PM
Sold
Sold
[WTS] Omega Seamaster 300 – Ref. 210.30.42.20.01.001 – 2019 – Full Set - $4099

Omega Seamaster 300 – Ref. 210.30.42.20.01.001 – 2019 – Full Set - $4099

Omega - 210.30.42.20.01.001 · $4,099
This is a 2019 Omega Seamaster 300, one of the most popular modern dive watches, featuring an iconic design and Master Chronometer performance.

  • Condition: Used with honest wear, could benefit from a light polish to look like new
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
Posted at
Jan 18, 2026, 6:43 PM
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[WTS] Omega Seamaster 300m - Blue Dial | No Wave - great condition

Omega Seamaster 300m - Blue Dial | No Wave - great condition

Omega - Seamaster 300M · $2,950
This Omega Seamaster 300M features a blue dial and comes with various accessories, including full links, warranty card, pictogram card, and an aftermarket NATO strap. It's available for purchase at the listed price plus shipping within the US.

  • Condition: excellent used condition
  • Depth rating: 300m
Posted at
Jan 18, 2026, 1:55 PM
Sold
Sold