Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh

Reference 210.30.42.20.01.018

Omega Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh

About this watch

The OMEGA Seamaster Diver 300M 210.30.42.20.01.018 debuted in 2025. This model is part of the updated Diver 300M generation, featuring a black aluminium dial with orange accents, including the central seconds hand, quarter-hour indexes, and Seamaster logo. The oxalic anodised aluminium bezel ring includes a diving scale in white Super-LumiNova, complementing the dial’s rhodium-plated skeletonised hands and indexes, also filled with white Super-LumiNova. The 42 mm stainless steel case is equipped with a domed sapphire crystal, helium escape valve at 10 o’clock, and transparent case back. It houses the Co-Axial Master Chronometer calibre 8806, certified by METAS for precision, magnetic resistance, and overall performance. This version is fitted with a stainless steel mesh bracelet and folding clasp. A second version with orange rubber strap is also available.

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Specifications

Brand

Omega

Family

Seamaster Diver 300m

Model

Seamaster Diver 300M Master Co-Axial 42 No-Date Stainless Steel / Black - Orange / Mesh

Reference

210.30.42.20.01.018

Movement

8806

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

REPOST Omega Seamaster Professional 300m 210.30.42.20.01.018

Omega - 210.30.42.20.01.018 · $6,150

A catch and release Omega Seamaster Professional Diver 300M with a black dial and orange accents, purchased in August 2025 from an Omega Boutique.

Condition: Fairly new, minimal wear
Case size: 42mm diameter
Movement power reserve: 55 hours
Water depth rating: 300m

Posted at

Mar 10, 2026, 9:54 AM

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Omega Seamaster Diver 300M Black Wave Dial Rubber 210.32.42.20.01.001 | Full Set

Omega - 210.32.42.20.01.001 · $4,200

For sale is a 2021 Omega Seamaster Diver 300M Black Wave Dial Rubber watch in excellent condition. The watch features an Omega 8800 movement and has a case diameter of 42mm. It includes a beautiful wooden presentation box with various accessories.

Condition: Excellent, with minor cosmetic damage
Movement: Omega 8800
Case Diameter: 42mm
Dial Color: Black

Posted at

Mar 22, 2026, 2:32 PM

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2024 Omega Seamaster Diver 300M 42mm White Ceramic Wave Dial 210.30.42.20.04.001 Full Set Excellent

Omega - 210.30.42.20.04.001 · $5,595

A modern, high-performance dive watch featuring a white ceramic wave dial and iconic Seamaster styling.

Condition: Excellent
Year: 2024
Size: 42mm diameter
Contents: Full Set

Posted at

Mar 22, 2026, 1:03 PM

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2025 Omega Seamaster Diver 300M Sedna Gold 210.22.42.20.03.002 Full Set Excellent

Omega - 210.22.42.20.03.002 · $7,997

The Omega Seamaster Diver 300M Sedna Gold is a luxury two-tone take on the iconic Diver 300M, featuring a stainless steel case, blue ceramic wave-pattern dial and an 18K Sedna Gold bezel.

Condition: Excellent
Case size: 42mm
Diameter: 42mm
Year of manufacture: 2025

Posted at

Mar 22, 2026, 12:59 PM

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Omega Seamaster Diver 300M Co-Axial 2017 complete set-$3499

Omega - 212.30.41.20.03.001 · $3,499

A beautiful Omega Seamaster Professional 300M in the classic blue wave dial configuration, featuring a modern ceramic bezel and Co-Axial automatic movement.

Condition: Very good pre-owned condition with light scratches throughout the case and bracelet
Case size: 41mm
Water resistance: 300m / 1000ft

Posted at

Mar 21, 2026, 7:35 PM

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

OMEGA - 522.21.42.20.04.001 · $7,900

A luxurious tribute to sporting excellence, this Seamaster Diver 300M 'Paris 2024' features a 42mm case combining stainless steel and OMEGA's exclusive 18K Moonshine Gold. The watch is powered by the Calibre 8800 Master Chronometer.

Condition: UNWORN
Case size: 42mm diameter
Straps included: Paris 2024 NATO strap

Posted at

Mar 21, 2026, 6:59 PM

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Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega - 210.30.42.20.03.001 · $4,395

Up for sale is a **Omega Seamaster Diver 300m Blue** [Timestamp](https://www.dropbox.com/scl/fi/xel8k0shuugw793oxl6i6/IMG_8148.HEIC?rlkey=qudnn54bs4c9mohr4ucswl4i6&st=qlqwwgtn&dl=0) made in 2022 with a **Reference**: 210.30.42.20.03.001, featuring a 41.5mm case size.

Condition: Excellent condition with minimal signs of wear
Year: 2022
Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual

Posted at

Mar 21, 2026, 5:38 PM

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Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed 2023 Full Set - $5,395

Omega - 210.30.42.20.10.001 · $5,395

This Omega Seamaster Diver 300m Green Seaweed is a 2023 model featuring a green dial.

Condition: Excellent condition with minimal signs of wear
Year: 2023
Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Shipping: Fully insured in the USA through Fedex

Posted at

Mar 21, 2026, 5:29 PM

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Omega Seamaster Diver 300M Black Dial 41mm 2016 Box & Papers - $3,200

Omega - Seamaster Diver 300M Black Dial 41mm 2016 · $3,200

Condition: Excellent
Case size: 41mm diameter
Water resistance: 300m depth rating
Movement type: Omega automatic movement

Posted at

Mar 21, 2026, 12:13 PM

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