Omega Seamaster Diver 300m Seamaster Diver 300M Co-Axial 41.5 Chronograph Stainless Steel / Blue / Bracelet

Reference 212.30.42.50.03.001

About this watch

The Omega Seamaster Diver 300M Co-Axial 41.5 Chronograph is a true marvel of craftsmanship and precision, combining functionality with elegance to create a statement timepiece. This stunning watch features a vibrant blue dial, stick and dot indexes for excellent readability, and a rotating bezel for tracking elapsed time underwater. With a water resistance of up to 300 meters, this watch is perfect for snorkeling or deep-sea diving. At the heart of this timepiece is the Omega caliber 3330, an automatic chronograph movement known for its precision and reliability. The watch comes with a stainless steel bracelet that feels substantial and comfortable on the wrist, making it versatile for various occasions. With a rich brand heritage and stunning design, this watch is a testament to engineering excellence.
Buy Now on Jomashop
This is an affiliate link
MSRP: $6,000
Market Price: $3,960

Key Features

  • Omega caliber 3330 automatic chronograph movement
  • Stainless Steel case diameter: 41.50 mm
  • Water Resistance up to 300 meters
  • Rotating bezel for tracking elapsed time underwater
  • Sapphire glass for durability and scratch resistance
  • Blue dial with stick and dot indexes for excellent readability
  • Stainless Steel bracelet for comfort and versatility

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Co-Axial 41.5 Chronograph Stainless Steel / Blue / Bracelet
Reference
212.30.42.50.03.001
Movement
3330
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
  • Co-Axial Escapement
Case
Stainless Steel 41.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Omega Seamaster Diver 300M Green – Ref. 210.30.42.20.10.001 - $4700 plus label

Omega Seamaster Diver 300M Green – Ref. 210.30.42.20.10.001 - $4700 plus label

This Omega Seamaster Diver 300M Green features a pre-owned condition with most wear on the bracelet, light wear on the case sides and polished areas.

  • Condition: Pre-owned, light wear on bracelet and case sides
  • Bracelet condition: light wear
  • Case condition: light wear
Posted at
Apr 25, 2026, 9:43 PM
Active
[WTS] Omega Seamaster Diver 300M – Automatic 41mm – Steel & Yellow Gold

Omega Seamaster Diver 300M – Automatic 41mm – Steel & Yellow Gold

Omega - 2455.8 · $4,250
This Omega Seamaster Diver 300M features a stainless steel and yellow gold two-tone design, with an electric blue wave dial and solid gold bezel. The watch has 300 meters of water resistance and comes with three cards.

  • Condition: Excellent all around condition
  • Movement: Omega caliber 1120 automatic movement
  • Water resistance: 300m depth rating
  • Case size: 41mm diameter
Posted at
Apr 25, 2026, 3:09 PM
Active
[WTS] 2018 Omega Seamaster Diver 300m Blue Dial Steel No Wave 212.30.41.20.03.001 B+P

2018 Omega Seamaster Diver 300m Blue Dial Steel No Wave 212.30.41.20.03.001 B+P

The Omega Seamaster Diver 300M features a clean, glossy blue dial and a stainless steel case that wears comfortably. It's an easy-to-wear diver with everyday use and real-world durability.

  • Condition: Excellent
  • Case diameter: 41mm
  • Crystal material: Sapphire
  • Bracelet material: Stainless Steel
Posted at
Apr 25, 2026, 2:43 PM
Active
[WTS] Omega Seamaster Diver 300M, 210.32.42.20.01.003

Omega Seamaster Diver 300M, 210.32.42.20.01.003

For sale is my Omega Seamaster Diver 300, black small wave dial, featuring a domed sapphire crystal and an aluminum insert.

  • Condition: LIKE NEW
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
  • Box and papers: yes
Posted at
Apr 25, 2026, 1:31 PM
Active
[WTS] Omega Seamaster Diver 300M "Sedna Gold & Blue" | 18K Rose Gold Ref. 210.22.42.20.03.002 | 42mm | Stainless Steel & Gold | Full Set | 2023

Omega Seamaster Diver 300M "Sedna Gold & Blue" | 18K Rose Gold Ref. 210.22.42.20.03.002 | 42mm | Stainless Steel & Gold | Full Set | 2023

The Omega Seamaster Diver 300M 'Sedna Gold & Blue' is a luxury watch that blends professional-grade tool watch heritage with the luxury of 18K Sedna gold, featuring an iconic laser-engraved wave dial in deep blue. It's driven by the METAS-certified Calibre 8800, offering high industry standards of precision and magnetic resistance.

  • Condition: 10/10 Condition, visually pristine with no visible marks on the case, bezel, or crystal
  • Case material: 42mm 18K Rose Gold case with Stainless Steel & Gold accents
  • Movement: METAS-certified Calibre 8800
  • Box condition: showing signs of wear/age
Posted at
Apr 25, 2026, 11:14 AM
Active
[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 with a green seaweed dial, available as a full set.

  • Year: 2024
Posted at
Apr 25, 2026, 10:10 AM
Active
[WTS] OMEGA Seamaster Diver 300M 210.32.42.20.03.001 Blue Wave Dial Full Set

OMEGA Seamaster Diver 300M 210.32.42.20.03.001 Blue Wave Dial Full Set

This OMEGA Seamaster Diver 300M features a 42mm stainless steel case, blue ceramic wave dial, and matching blue bezel. Powered by Omega’s Co-Axial Master Chronometer caliber 8800, it offers everyday wearability and technical performance.

  • Condition: Excellent pre-owned condition
  • Case size: 42mm diameter
  • Movement: Co-Axial Master Chronometer caliber 8800
Posted at
Apr 24, 2026, 8:25 PM
Active
[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 🔥$7,900🔥

OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 🔥$7,900🔥

A luxurious tribute to sporting excellence, combining stainless steel with OMEGA's exclusive 18K Moonshine Gold.

  • Condition: UNWORN
  • Case size: 42mm
  • Water resistance: 300m
  • Movement: Calibre 8800 Master Chronometer
Posted at
Apr 24, 2026, 6:11 PM
Active
[WTS] 2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

A modern Omega Seamaster Diver 300M with a distinctive ceramic wave dial and strong everyday versatility, known for its clean, high-contrast white dial paired with black accents.

  • Condition: Great (pre-owned)
  • Movement: Automatic (Omega Calibre 8800 Master Chronometer)
  • Case size: 42mm
  • Case material: Stainless steel
Posted at
Apr 24, 2026, 1:13 PM
Active