Omega Seamaster 300 Seamaster 300 Master Chronometer Stainless Steel / Summer Blue / Bracelet
Reference 234.30.41.21.03.002
About this watch
The Omega Seamaster 300 Master Chronometer 234.30.41.21.03.002 is a masterpiece of luxury watchmaking, boasting a stunning Summer Blue gradient dial that exudes freshness and vibrancy. The round case measures 41.00 mm in diameter and 13.85 mm in height, striking a perfect balance between masculinity and elegance. Crafted from high-grade stainless steel and featuring a ceramic bezel, this watch is built to withstand the rigors of underwater adventures as well as everyday wear. The sapphire crystal provides scratch resistance and clarity that's hard to beat. With its impressive 300 meters of water resistance, this timepiece is a reliable companion for serious divers and water sports enthusiasts alike. At the heart of this masterpiece lies the Omega caliber 8912, an automatic movement that ensures accuracy and reliability with a 60-hour power reserve and a frequency of 25,200 vibrations per hour. METAS-certified, it meets the highest standards of precision and performance. The mixed indexes and arrow hands ensure readability at a glance, even in low light conditions. Whether you're diving into the ocean or diving into your daily routine, this watch is a reliable companion that can handle it all.
Key Features
- Striking Summer Blue gradient dial
- Robust and durable materials (stainless steel, ceramic bezel)
- High water resistance (300m)
- METAS-certified movement for accuracy
- Versatile for both casual and formal wear
Specifications
- Brand
- Omega
- Family
- Seamaster 300
- Model
- Seamaster 300 Master Chronometer Stainless Steel / Summer Blue / Bracelet
- Reference
- 234.30.41.21.03.002
- Movement
- 8912
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- 41mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings

Omega Seamaster 300 Heritage - Blue - 234.30.41.21.03.001 ( excellent )
Up for sale is an excellent condition Omega Seamaster 300 Heritage 41mm Blue Dial reference # 234.30.41.21.03.001 It comes complete with all boxes, papers, booklets, hang tag and Omega Warranty Card dated January 2023.
- Condition: Excellent
- Case size: 41mm
- Movement: Master Co-Axial Movement

LNIB Omega Seamaster 300 Pro 43.5mm Ceramic Case Rubber Strap 2022 Complete!
A 2022 Omega Seamaster 300 Professional with a ceramic/titanium case and rubber strap, featuring the Master Chronometer Omega Caliber 8806.
- Condition: Like New In Box (LNIB)
- Case material: Ceramic/Titanium
- Strap material: Rubber

LNIB Omega Seamaster 300 Heritage Black 41mm Steel Bracelet 2017 Complete
This Omega Seamaster 300 Heritage is a 41mm steel bracelet watch with a Liquidmetal Bezel, featuring an Omega Caliber 8840 self-winding movement and dated April 2017.
- Condition: Like New
- Movement: Omega Caliber 8840 self-winding
- Shipping: International Fedex Express Shipping (3 Days)
- Reference available: Multiple references available

Omega Seamaster 300m "007" Commander's Watch- Limited Edition
A limited edition Omega Seamaster 300m 'Commander's Watch' tribute to naval heritage and James Bond, featuring a polished white ceramic dial and blue ceramic bezel.
- Condition: GOOD - shows small nicks and scratches on case from normal use.
- Case size: 41mm
- Material: Stainless Steel
- Bezel: Blue Ceramic with White & Red Diving Scale
Omega Seamaster 300 - 60th Anniversary Master Chronometer,
The Omega Seamaster 300 is a limited edition watch celebrating its 60th anniversary, featuring an automatic Co-Axial Master Chronometer caliber 8806 and a water-resistant stainless steel case.
- Condition: Excellent condition
- Case Material: Brushed and polished stainless steel
- Bracelet Type: Stainless steel with folding deployant clasp
- Movement: Omega Co-Axial Master Chronometer caliber 8806

Omega Seamaster 300 - Diver - Blue Dial - 210.32.42.20.03.001 ( new / 2024 )
This is a brand new Omega Seamaster 300 Blue Wave Dial on Rubber Strap, featuring a stainless steel case and Master Co-Axial movement.
- Condition: Brand new
- Case size: 42mm
- Movement: 8800 Master Co-Axial

Omega Seamaster 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )
This is a brand new Omega Seamaster 300M with a black aluminum dial and bezel on a mesh bracelet.
- Condition: Brand new
- Movement: 8806 Master Co-Axial Movement
- Case material: Stainless Steel

Omega Seamaster 300M - Grey / Titanium Diver - 210.32.42.20.06.002 ( new )
This Omega Seamaster 300M is a 42mm stainless steel watch with a grey dial and titanium bezel, featuring an 8806 Master Co-Axial movement.
- Condition: Brand new
- Movement: 8806 Master Co-Axial
- Case material: stainless steel
- Diameter: 42mm

Omega Seamaster 300M - White Dial - 42mm - 210.30.42.20.04.001 ( new / 2024 )
This Omega Seamaster 300 is a brand new watch with a white dial and black bezel, featuring a stainless steel case and Master Co-Axial movement.
- Condition: Brand new
- Case size: 42mm diameter
- Movement type: Master Co-Axial