Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 43.5 Black Black

Reference 210.92.44.20.01.003

Omega Seamaster Diver 300M Master Co-Axial 43.5 Black Black

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 43.5 Black Black is a testament to Omega's commitment to craftsmanship and innovation, embodying the spirit of adventure and luxury. Its striking black ceramic case screams sophistication while still embodying a sporty essence. The round shape and sleek lines create a visually appealing silhouette that complements both formal and casual attire. The watch features a rotating bezel with a 0-60 scale, designed specifically for divers, adding a touch of elegance while protecting the watch from scratches. At the heart of this timepiece is the Omega caliber 8806, a self-winding movement that's not only a marvel of engineering but also a feat of reliability, certified by METAS as a Master Chronometer. With its water resistance rating of 300 meters and durable ceramic material, it seamlessly transitions from a diving watch to a luxury watch with ease. Its versatility, combined with its stunning design and top-notch movement, makes it a standout choice for collectors and enthusiasts alike.
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MSRP: $9,500
Market Price: $6,704

Key Features

  • Omega caliber 8806 self-winding movement
  • Master Chronometer certification by METAS
  • 300m water resistance
  • Black ceramic case
  • Rotating bezel with 0-60 scale

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 43.5 Black Black
Reference
210.92.44.20.01.003
Movement
8806
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
43.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS][US] Omega Seamaster Diver 300m - Blue Dial - 41mm - 212.30.41.20.03.001 - Full Set

[US] Omega Seamaster Diver 300m - Blue Dial - 41mm - 212.30.41.20.03.001 - Full Set

Omega - 212.30.41.20.03.001 · $3,525
An Omega Seamaster Diver 300m in blue dial, 41mm size, and reference number 212.30.41.20.03.001 is up for sale.

  • Condition: Fantastic condition with minor hairlines on clasp, case, and bracelet
  • Case size: 41mm diameter
  • Depth rating: 300m
Posted at
May 13, 2026, 7:59 AM
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[WTS] BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,250

BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,250

Omega - 210.30.42.20.04.001 · $5,250
This Omega Seamaster Diver 300M features a black ceramic bezel, polished white ceramic dial with laser-engraved waves and a date window at 6 o'clock, and is powered by the OMEGA Master Chronometer Calibre 8800. The watch includes a blue rubber strap and has a water resistance of 30 bar (300m).

  • Condition: Brand new in box
  • Case diameter: 42mm
  • Lug width: 20mm
  • Water resistance depth rating: 300m
Posted at
May 12, 2026, 4:56 PM
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[WTS] OMEGA Seamaster Diver 300M Black Dial No Date, Bond Waves 210.32.42.20.01.003 + OEM Mesh Bracelet

OMEGA Seamaster Diver 300M Black Dial No Date, Bond Waves 210.32.42.20.01.003 + OEM Mesh Bracelet

Omega - 210.32.42.20.01.003 · $5,500
This Omega Seamaster Professional 300M features a modern case and movement with a vintage SMP dial feel, an aluminum bezel with lumed numbers, and comes as a complete set with various accessories.

  • Bracelet Type: OEM Mesh Stainless Steel
  • Included Accessories: Outer boxes, presentation box, hang tag, manual, wallet with all cards (warranty dated 11/2024), black rubber strap
Posted at
May 11, 2026, 8:43 PM
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[WTS] Omega Seamaster Diver 300M Chronograph 44mm Blue Wave Dial – Box, Papers, Active Warranty – 210.30.44.51.03.001

Omega Seamaster Diver 300M Chronograph 44mm Blue Wave Dial – Box, Papers, Active Warranty – 210.30.44.51.03.001

Omega - 210.30.44.51.03.001 · $7,795
A modern icon built for both adventure and everyday wear, the Omega Seamaster Diver 300M Chronograph combines serious capability with unmistakable wrist presence.

  • Condition: Excellent pre-owned condition
  • Case Size: 44mm
  • Movement: Omega Caliber 9900, automatic Co-Axial Master Chronometer chronograph, 60-hour power reserve
  • Bracelet Links: 12 links fitting an 8-8.5" wrist
Posted at
May 11, 2026, 4:51 PM
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[WTS] Omega Seamaster Diver 300M – Electric Blue – Automatic 41mm – Solid Gold Bezel

Omega Seamaster Diver 300M – Electric Blue – Automatic 41mm – Solid Gold Bezel

Omega - 2455.80 · $4,250
This Omega Seamaster Diver 300M features an iconic two-tone design with a stainless steel case, raised yellow gold bezel, and electric blue dial. It has a water resistance of 300 meters and is powered by the Omega caliber 1120 automatic movement.

  • Condition: Excellent all around condition
  • Movement: Omega caliber 1120 automatic movement
  • Water resistance: 300 meters
  • Bracelet type: two tone bracelet
Posted at
May 11, 2026, 2:04 PM
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[WTS] Omega Seamaster Diver 300M 210.30.42.20.03.001 42mm Blue Dial Box Papers 2022

Omega Seamaster Diver 300M 210.30.42.20.03.001 42mm Blue Dial Box Papers 2022

Omega - 210.30.42.20.03.001 · $4,450
This Omega Seamaster Diver 300M features a polished blue ceramic dial, date window at 6 o'clock, and a 42mm stainless steel case. It is powered by the Calibre 8800, an automatic Co-Axial Master Chronometer with a 55-hour power reserve.

  • Condition: Excellent pre-owned condition with faint wear on the case and bracelet
  • Case size: 42mm
  • Diameter: 42mm
  • Water resistance depth rating: 300m
Posted at
May 11, 2026, 10:49 AM
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[WTS] Omega Seamaster Diver 300M 210.22.42.20.03.001 Two-Tone Blue Dial 42mm Automatic Full Set

Omega Seamaster Diver 300M 210.22.42.20.03.001 Two-Tone Blue Dial 42mm Automatic Full Set

Omega - 210.22.42.20.03.001 · $5,999
This Omega Seamaster Diver 300M features a two-tone stainless steel and yellow gold case with a blue dial on a matching blue rubber strap, powered by an automatic movement.

  • Condition: Very good
  • Case size: 42mm diameter
  • Movement type: Automatic
  • Set included: Full set
Posted at
May 11, 2026, 8:22 AM
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[WTS] Omega Seamaster Diver 300M 🚨STEAL🚨

Omega Seamaster Diver 300M 🚨STEAL🚨

Omega - Diver 300M · $3,400
Up for sale is my Omega Seamaster Diver 300M in the gray dial/blue bezel configuration, coming on a blue OEM rubber strap and including box, extra black rubber strap, certificate of authenticity, and insured shipping.

  • Condition: like new
  • Case condition: near-mint
  • Strap type: rubber
  • Additional straps: 1 black non-OEM, 1 blue OEM
Posted at
May 9, 2026, 2:01 PM
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[WTS] 2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

Omega - 210.30.42.20.10.001 · $5,395
This listing is for a 2024 Omega Seamaster Diver 300M Green Seaweed, featuring a **Reference**: 210.30.42.20.10.001 and a full set of contents including watch, inner & outer box, card holder, international warranty card, pictograms card, master chronometer card, and instructions manual.

  • Condition: Excellent condition with minimal signs of wear.
  • Year: 2024
  • Shipping: fully insured through Fedex
Posted at
May 9, 2026, 11:23 AM
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