Omega Seamaster 300 Seamaster 300 Master Chronometer Stainless Steel / Summer Blue / Bracelet

Reference 234.30.41.21.03.002

Omega Seamaster 300 Master Chronometer Stainless Steel / Summer Blue / Bracelet

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.

Buy Now on Jomashop

This is an affiliate link

MSRP: $7,400

Market Price: $5,510

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 Bond Seamaster 300 2541.80 Quartz 41mm "Golden Eye”- $1650 SHIPPED

Omega - 2541.80 · $1,650

This Omega Seamaster 300 was featured in the 1995 Bond movie 'Golden Eye' and is a 41mm Quartz Diver with a fresh battery and smooth turning bezel.

Condition: Pre-owned with wear and some scratches on the bezel
Size: 41mm diameter
Movement: Quartz
Warranty: No box or papers provided

Posted at

Dec 24, 2025, 7:29 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300m white dial 2022 $4300

Omega - 210.32.42.20.04.001 · $4,300

This Omega Seamaster 300m features a white dial, comes in full set including box, manual, microfibre bag and triple cards.

Condition: Excellent condition with minor hairline scratch on the case and clasp
Depth rating: 300m

Posted at

Dec 23, 2025, 2:22 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300 Steel Pumpkin Patina Lollipop Hand (Unpolished/Serviced)

Omega - 2913 · $10,850

An exceptional example of the early Omega Seamaster 300 Ref. 2913, preserved in beautiful condition with a stunning pumpkin-colored patina and rare white lollipop seconds hand.

Condition: Unpolished, serviced, preserved in beautiful condition with honest signs of wear
Size: 39mm diameter
Year: 1958
Movement serviced: October 2025

Posted at

Dec 22, 2025, 9:50 AM

Active

View listing on r/WatchExchange

Uncle Straps US1479 Bracelet (Omega Seamaster 300m) 42mm

Omega - 300M 42mm, 210.30.42.xx, 210.32.42.xx · $80

A used Uncle Straps US1479 bracelet designed for the Omega Seamaster Pro 300M 42mm. The watch was sold and this strap is no longer needed.

Condition: Used
Water Resistance: 300m depth rating

Posted at

Dec 21, 2025, 8:58 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300 SMPc non-wave (best)

Omega - SMPc non-wave (best) · $2,950

A Omega Seamaster 300 SMPc non-wave in very good condition, suitable for formal events. It has been well-maintained and is in excellent cosmetic shape. The watch features a clear AR coating on the glass.

Condition: very good shape with minor wear on clasp
Ownership: non-original owner
Wearing frequency: 5-6 times per year

Posted at

Dec 19, 2025, 8:59 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300 Master Co-Axial – 41mm “Retro” – 233.30.41.21.01.001 – $3,199 Shipped (Price Reduced!)

Omega - 233.30.41.21.01.001 · $3,199

This Omega Seamaster 300 Master Co-Axial features a 41mm stainless steel case, black dial with vintage-tone lume, and a ceramic bezel with 300m water resistance. It's powered by an anti-magnetic movement.

Condition: Excellent overall with minor surface scuffs and light wear
Case size: 41mm diameter
Water resistance: 300m depth rating
Movement type: Cal. 8400

Posted at

Dec 18, 2025, 7:56 PM

Active

View listing on r/WatchExchange

Omega Seamaster 300 Co-Axial Master Chronometer 41 mm (Ref. 234.30.41.21.01.001) — $4,650 shipped CONUS

Omega - 234.30.41.21.01.001 · $4,650

This Omega Seamaster 300 Co-Axial Master Chronometer features a 41mm stainless steel case, black sandwich dial with vintage-tone lume, and ceramic bezel. It has a METAS certified Cal. 8912 movement with 60-hour power reserve, 15,000-gauss magnetic resistance, and 300m water resistance.

Condition: Excellent overall condition, one small scuff on the side of the case
Case size: 41mm diameter
Water resistance: 300m depth rating
Movement: Omega Co-Axial Master Chronometer Cal. 8912

Posted at

Dec 18, 2025, 11:04 AM

Active

View listing on r/WatchExchange