Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Grey / Bracelet

Reference 210.30.42.20.06.001

Omega Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Grey / Bracelet

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a stunning piece of horological craftsmanship that resonates with both watch enthusiasts and casual wearers alike. With its striking grey dial and robust construction, this model blends elegance with functionality. The design of the Seamaster Diver 300M is a perfect marriage of style and utility, featuring a 42 mm round case made from high-quality stainless steel and a ceramic bezel with a rotating 0-60 dive scale. At the core lies the Omega Caliber 8800, a self-winding movement certified as a Master Chronometer, guaranteed to provide precision and performance. With its impressive water resistance of up to 300 meters and Co-Axial escapement reducing friction between moving parts, this watch is built to last. It's an experience on your wrist that combines functionality with aesthetic appeal.

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MSRP: $5,900

Market Price: $3,814

Key Features

42mm round case made from stainless steel
Ceramic bezel with rotating 0-60 dive scale
Omega Caliber 8800 self-winding movement
Master Chronometer certification
300m water resistance
Co-Axial escapement reducing friction between moving parts
Sapphire crystal glass scratch-resistant

Specifications

Brand

Omega

Family

Seamaster Diver 300m

Model

Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Grey / Bracelet

Reference

210.30.42.20.06.001

Movement

8800

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

42mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

300

Current Listings

Omega Seamaster Diver 300M Chronograph – 2025 Model – Full Set – Mint Condition

Omega - SEAMASTER DIVER 300M CHRONOGRAPH

The Omega Seamaster Diver 300M Chronograph is a high-end watch designed for diving and everyday wear.

Condition: Mint Condition

Posted at

Nov 26, 2025, 8:54 AM

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2024 Omega Seamaster Diver 300M America's Cup 210.30.42.20.04.002 Full Set

Omega - 210.30.42.20.04.002 · $4,900

2024 Omega Seamaster Diver 300M America's Cup, a stainless steel diver watch with rotating dive bezel, white ceramic wave dial, and automatic mechanical movement.

Condition: Very Nice Preowned Condition with Light Scratches
Case Dimensions: 42mm
Bezel Type: Stainless Steel Rotating Dive Bezel
Dial Color: White Ceramic Wave Dial

Posted at

Nov 25, 2025, 8:15 PM

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Omega Seamaster Diver 300M No Time To Die - Ref: 210.90.42.20.01.001

Omega - 210.90.42.20.01.001 · $7,650

This Omega Seamaster Diver 300M is a No Time To Die edition watch with additional details mentioned in the listing.

Condition: Pre-owned with wear
Case condition: worn
Additional accessories included: inner box, outer box, 3 cards, warranty card (2022), NATO strap

Posted at

Nov 25, 2025, 1:18 PM

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2025 Omega Seamaster Diver 300M. Brand New, Full set, never worn. 210.30.42.20.04.001 (White dial with steel bracelet)

Omega - 210.30.42.20.04.001 · $4,850

This is a brand new Omega Seamaster Diver 300M, complete with its original box and paperwork, featuring a white dial and steel bracelet.

Condition: Brand New, never worn
Set Type: Full set
Accessories: box, cards (dated 10/25), stickers, tag

Posted at

Nov 24, 2025, 11:31 PM

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Brand New 2025 Omega Seamaster Diver 300M Full Set, never worn. 210.32.42.20.03.002 (Summer Blue)

Omega - 210.32.42.20.03.002 · $4,850

A brand new Omega Seamaster Diver 300M with a Summer Blue dial, featuring a full set including box, cards, stickers and tags.

Condition: New, never worn
Year of production: 2025
Set contents: box, cards, stickers, tags

Posted at

Nov 24, 2025, 11:17 PM

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Omega Seamaster Diver 300M Chrono 44mm Steel Americas Cup 210.30.44.51.03.002

Omega - 210.30.44.51.03.002 · $5,870

This Omega Seamaster Diver 300M Chrono is a stainless steel watch with a rotating dive bezel and ceramic blue wave dial.

Condition: Excellent preowned condition
Case material: Stainless Steel
Case dimensions: 44mm diameter
Bezel material: Stainless Steel

Posted at

Nov 24, 2025, 8:58 PM

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2025 Omega Seamaster Diver 300M “Barcelona’s Cup” – Ref. 210.32.42.20.04.002

Omega - 210.32.42.20.04.002 · $6,000

This is a special-edition Seamaster featuring a white ceramic dial, blue ceramic bezel, and red seconds hand.

Condition: Excellent
Year: 2025
Case Size: 42mm
Case Material: Stainless Steel

Posted at

Nov 24, 2025, 7:55 PM

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2020 Omega Seamaster Diver 300M 42mm Steel Blue Ceramic 210.32.42.20.03.001 Full Set

Omega - 210.32.42.20.03.001 · $4,025

2020 Omega Seamaster Diver 300M in 42mm steel with blue ceramic insert and wave dial.

Condition: Preowned condition with some scratches on the case and buckle
Case dimensions: 42mm diameter
Bezel material: Stainless Steel
Dial material: Blue Ceramic

Posted at

Nov 24, 2025, 7:48 PM

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– Omega Seamaster Diver 300m, 2020 model complete set

Omega - 210.30.42.20.01.001 · $4,200

Selling my beloved Omega Seamaster Diver 300m, a James Bond-inspired watch that's in great condition but has been worn. The watch features a crystal and bezel insert that are perfect, with case and bracelet showing normal daily wear marks.

Condition: Preowned - Very Good
Bracelet: metal with micro adjust
Water resistance: 300m

Posted at

Nov 23, 2025, 10:58 AM

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