Omega Seamaster 300 Seamaster 300 Master Chronometer Stainless Steel / Black / Bracelet
Reference 234.30.41.21.01.001
About this watch
The Omega Seamaster 300 Master Chronometer is a luxurious timepiece that embodies the spirit of adventure while delivering peak performance. Its stunning black dial, mixed indexes, and arrow-shaped hands create a sophisticated look that's perfect for formal or casual settings. The sapphire crystal glass provides excellent clarity, and the open case back showcases Omega's craftsmanship. This watch is built to withstand diving conditions with its robust stainless steel bracelet and 300-meter water resistance. At its core beats the Omega caliber 8912, an automatic movement featuring a Co-Axial escapement that minimizes friction, enhancing precision and reliability. The Seamaster 300 Master Chronometer is a certified chronometer that promises reliability, making it a worthy companion for years to come.
Key Features
- 41mm Round Case
- Stainless Steel Bracelet with 21mm Lug Width
- Sapphire Crystal Glass
- Omega Caliber 8912 Automatic Movement
- Co-Axial Escapement and METAS Certification
- 300-Meter Water Resistance
Specifications
- Brand
- Omega
- Family
- Seamaster 300
- Model
- Seamaster 300 Master Chronometer Stainless Steel / Black / Bracelet
- Reference
- 234.30.41.21.01.001
- Movement
- 8912
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- 41mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
Omega Seamaster 300 42MM Diver 007 James Bond 210.22.42.20.01.004 Box & Paper
A 42MM Omega Seamaster 300 Diver's watch with a black dial, inspired by James Bond's 007 model.
- Condition: Excellent
- Case size: 42mm diameter
- Material: Stainless Steel / Rubber
- Water resistance: 200m depth rating
FS : (New Release) Omega Seamaster 300M No Date - Black Dial on Mesh Bracelet - 210.30.42.20.01.010 (Price Reduced)
This Omega Seamaster 300M No Date features a black dial and is on a mesh bracelet, part of the 2024 new release collection.
- Condition: Like new
- Year: 2024
- Set: complete

Omega Seamaster 300 - Green Wave Dial - 210.30.42.20.10.001 ( excellent )
This Omega Seamaster 300 features a Green Wave Dial on Bracelet, with a 42mm stainless steel case and Master Chronometer movement.
- Condition: Excellent
- Case size: 42mm diameter
- Movement: 8800 Master Co-Axial Movement
![[WTS] Omega Seamaster 300 NTTD 210.90.42.20.01.001](https://preview.redd.it/srtrhyhaeawe1.jpeg?auto=webp&s=9170eece99ef6f9368f524e65d726b299e7c472f)
Omega Seamaster 300 NTTD 210.90.42.20.01.001
The Omega Seamaster nttd 300M is a special edition watch inspired by James Bond's 007 franchise.
- Condition: Super mint condition a few marks on the case
- Case Marks: a few
![[WTS] Omega Seamaster 300 Blue Heritage](https://external-preview.redd.it/66WrDc4Eab-EuPbz5sqhgRt2JLu-LXV3238uFEaPBmc.jpg?auto=webp&s=98ae86cd2b5e41267b81c2e30b6eb7c2e0a08365)
Omega Seamaster 300 Blue Heritage
A Seamaster 300 Blue Heritage watch, a luxury timepiece with a rich history, featuring a classic design and precise mechanics.
- Condition: Pre-owned with minor scratches and signs of wear
- Owner Type: Second owner
- Box And Papers: Yes
- Spare Links: Yes
![[WTS] Omega Seamaster 300M Professional White 210.30.42.20.04.001](https://preview.redd.it/sq2wnxa291we1.jpg?width=640&crop=smart&auto=webp&s=ba909b19b780b0441eb04446a591e78646bae8b2)
Omega Seamaster 300M Professional White 210.30.42.20.04.001
This Omega Seamaster 300M Professional is a white dial watch with a steel bracelet, featuring original packaging and complete set.
- Condition: Used since 2021 with nicks on the case and requiring cleaning
- Warranty Expiration Date: 5/2026
- Shipping Details: FedEx location within CONUS, fully insured
![[WTS] Omega Seamaster 300 Co Axial - Full kit + extra oem rubber strap](https://preview.redd.it/le6kfnq56vve1.jpeg?auto=webp&s=54e2352d570c1ab337373f7c4f408dd9d11c9565)
Omega Seamaster 300 Co Axial - Full kit + extra oem rubber strap
Seamaster 300 Co-Axial watch with a ceramic bezel and an additional OEM rubber strap.
- Condition: Mint condition, with couple hairline scratches
- Case condition: Mint condition, with couple hairline scratches
- Strap: SMP 300 Ceramic rubber strap (full kit)
- Running accuracy: +1-2 seconds a day
![[WTS] Omega Seamaster 300 James Bond Limited Anniversary Edition CRAZY COOL Collector Set Ref 210.22.42.20.01.004](https://preview.redd.it/2l8pyavgzuve1.jpg?width=640&crop=smart&auto=webp&s=530c23596d10f1952ae74e32b92698c9f883c3aa)
Omega Seamaster 300 James Bond Limited Anniversary Edition CRAZY COOL Collector Set Ref 210.22.42.20.01.004
This Omega Seamaster 300 James Bond Limited Anniversary Edition is a limited collector's set of only 7,007 pieces, released in 2019 to commemorate the 50th anniversary of On Her Majesty's Secret Service. The watch features a black dial with a classic Bond opening credits gun barrel motif, paired with gold accents and a PVD ceramic bezel.
- Condition: Near mint with very light wear throughout
- Movement: Omega Co-Axial Master Chronometer cal 8800
- Case Diameter: 42mm
![[WTS] 1969 Omega Seamaster 300 (Ref. 165.024) Omega Refurbished!](https://preview.redd.it/73vaewx4ysve1.jpeg?auto=webp&s=46d683c11992e4d14d21969fd10fcf0bbaf8f5ef)
1969 Omega Seamaster 300 (Ref. 165.024) Omega Refurbished!
This 1969 Omega Seamaster 300 is a rare collector's piece, produced in limited quantities with two case makers and featuring a stunning matte dial.
- Condition: Very good condition, refurbished by Omega
- Box And Papers: includes Omega authentication paperwork and new old style Omega box
- Case Maker: produced by Centrale Boîtes (CB)
- Diameter: 42mm