Omega Seamaster 300 Seamaster 300 Master Chronometer Stainless Steel / Black / Strap

Reference 234.32.41.21.01.001

About this watch

The Omega Seamaster 300 Master Chronometer is a luxurious dive watch that combines functionality with aesthetics. Its sleek design and impressive specifications make it a statement piece on the wrist. The 41mm round case made of stainless steel strikes a perfect balance between robustness and elegance, while the matte black finish gives it a stealthy look. The watch features a sapphire crystal, METAS-certified automatic movement, and a Co-Axial escapement that reduces friction and enhances longevity. With a water resistance rating of 300 meters, this watch is perfect for professional divers and casual swimmers alike. It's a versatile timepiece that can easily transition from day to night, making it suitable for both underwater exploration and formal occasions.
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MSRP: $6,700
Market Price: $4,573

Key Features

  • 41mm round stainless steel case
  • Sapphire crystal for added durability
  • METAS-certified Omega caliber 8912 automatic movement
  • Co-Axial escapement for reduced friction and enhanced longevity
  • 300-meter water resistance rating
  • Rotating bezel marked from 0 to 60
  • 21mm lug width for comfortable fit

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Master Chronometer Stainless Steel / Black / Strap
Reference
234.32.41.21.01.001
Movement
8912
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 2020 Omega Seamaster 300 41mm Titanium Blue Dial 233.90.41.21.03.001 Full Set

2020 Omega Seamaster 300 41mm Titanium Blue Dial 233.90.41.21.03.001 Full Set

2020 Omega Seamaster 300 in titanium with a blue dial, featuring an automatic mechanical movement and a stainless steel bracelet.

  • Condition: Nice preowned condition with some very light scratches
  • Case material: Titanium
  • Case dimensions: 41mm diameter
  • Bezel material: Titanium
Posted at
Apr 2, 2026, 1:24 PM
Active
[WTS] 2022 Omega Seamaster 300 Heritage 233.30.41.21.01.001 Full Set Excellent

2022 Omega Seamaster 300 Heritage 233.30.41.21.01.001 Full Set Excellent

A modern reinterpretation of the 1957 classic with vintage-inspired lume and a transparent caseback.

  • Condition: Excellent
  • Year: 2022
Posted at
Apr 2, 2026, 12:53 PM
Active
[WTS] Omega Seamaster 300M chronograph, full kit, 210.32.44.51.01.001 $5475

Omega Seamaster 300M chronograph, full kit, 210.32.44.51.01.001 $5475

This Omega Seamaster 300M chronograph features a 44mm case with 300m water resistance, 60hr power reserve, and comes in a full kit with inner and outer box, all cards, and manual. It has a massive wrist presence and perfect for those who want to stand out.

  • Condition: Excellent
  • Water Resistance: 300m
  • Size: 44mm diameter
  • Power Reserve: 60 hours
Posted at
Apr 1, 2026, 11:13 PM
Active
[WTS] Omega Seamaster 300 Trilogy 23410392001001 – Box / Papers + Extra Straps + Tools

Omega Seamaster 300 Trilogy 23410392001001 – Box / Papers + Extra Straps + Tools

The Omega Seamaster 300 Trilogy is a modern reissue of the 1957 original, featuring a perfectly balanced design and contemporary build quality.

  • Condition: Excellent condition with light signs of wear
  • Case size: 39mm diameter
  • Case material: Stainless steel
  • Dial condition: Brand new condition
Posted at
Mar 31, 2026, 1:59 PM
Active
[WTS] BNIB Omega Seamaster 300 ONLY $10k!

BNIB Omega Seamaster 300 ONLY $10k!

Omega - 210.60.42.20.99.001 · $10,000
The Omega Seamaster 300 is a luxury dive watch with a stainless steel case and a black dial.

  • Condition: Brand new, full set
  • Rrp: $17,200 plus tax
Posted at
Mar 31, 2026, 9:18 AM
Active
[WTS] Omega Seamaster 300M Co-Axial Mid-size 36mm 2222.80 - $2,190

Omega Seamaster 300M Co-Axial Mid-size 36mm 2222.80 - $2,190

Omega - 2222.80 · $2,190
Up for sale is my Omega Seamaster 2222.80, a 36mm watch with an automatic co-axial cal 2500 movement.

  • Condition: very good with minimal marks/hairlines on case, caseback, and bracelet
  • Case size: 36mm diameter
  • Movement: automatic co-axial cal 2500
  • Bracelet type: original Omega steel bracelet
Posted at
Mar 30, 2026, 9:50 PM
Active
[WTS] Omega Seamaster 300m. Box, Cards. 210.30.42.20.06.001

Omega Seamaster 300m. Box, Cards. 210.30.42.20.06.001

A Omega Seamaster 300m is being sold with its box and cards.

  • Box: true
  • Cards: true
Posted at
Mar 27, 2026, 5:57 PM
Active
[WTS] Omega Seamaster 300 Blue 234.30.41.21.03.001 COMPLETE SET

Omega Seamaster 300 Blue 234.30.41.21.03.001 COMPLETE SET

For sale is an Omega Seamaster 300 reference 234.30.41.21.03.001, this watch comes in a complete set including warranty card dated 2023.

  • Condition: Great condition with some light wear
  • Warranty Card Date: 2023
  • Includes Complete Set: true
Posted at
Mar 27, 2026, 4:43 PM
Active
[WTS] Omega Seamaster 300m Diver Blue | Ref. 210.30.42.20.03.001 💎 Nice 2025 Full Kit w/4yr Warranty 🚨$4,499 🚨

Omega Seamaster 300m Diver Blue | Ref. 210.30.42.20.03.001 💎 Nice 2025 Full Kit w/4yr Warranty 🚨$4,499 🚨

This is a 2025 Omega Seamaster Professional, a Blue 300m WR 42mm watch with a very good condition case, bezel, crystal and bracelet.

  • Condition: Very good condition
  • Case: 42mm diameter
  • Water Resistance: 300m
  • Kit Contents: watch, 3 cards, inner & outer box, hang tag, all links and OMEGA manual
Posted at
Mar 27, 2026, 11:55 AM
Active