Omega Seamaster Diver 300m Seamaster Diver 300M Automatic 41 Titanium / Black

Reference 2991.50.91

About this watch

The Omega Seamaster Diver 300M Automatic 41 Titanium / Black is a masterpiece of luxury watchmaking, blending precision, style, and durability. Crafted from titanium, this watch exudes a sense of lightweight strength, perfect for water sports enthusiasts or those who simply appreciate a robust timepiece. The black dial features stick and dot indexes, ensuring readability, while the rotating bezel with dive scale is both functional and stylish. Sapphire glass provides scratch resistance, allowing you to wear it with confidence. With a water resistance of 300 meters, this watch can withstand even the most intense underwater adventures. Whether you're snorkeling or simply enjoying a casual swim, the Omega Seamaster Diver 300M has got your back. But what truly sets this timepiece apart is its impressive performance. The Omega caliber 1120 movement is a certified chronometer, guaranteeing precision and accuracy. With a power reserve of 44 hours, you can trust that this watch will keep accurate time through weekends and beyond. In short, the Omega Seamaster Diver 300M is not just a watch – it's an experience.
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Key Features

  • Omega caliber 1120 automatic movement
  • Titanium case with rotating bezel and dive scale
  • Sapphire glass for scratch resistance
  • Water resistance up to 300 meters
  • Certified chronometer movement
  • 44-hour power reserve
  • Black dial with stick and dot indexes

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Automatic 41 Titanium / Black
Reference
2991.50.91
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer
Case
41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 2022 Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue Full Set - $4,495

2022 Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue Full Set - $4,495

This Omega Seamaster Diver 300M Blue is a 2022 model featuring a blue color. It includes various accessories such as the inner and outer box, card holder, international warranty card, and instructions manual.

  • Condition: Excellent condition with minimal signs of wear
  • Box and papers: true
  • Year: 2022
Posted at
May 2, 2026, 1:12 PM
Active
[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

Up for sale is a Omega Seamaster Diver 300m Green Seaweed, featuring a reference number of 210.30.42.20.10.001 and made in 2024.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Shipping: Fully insured through Fedex within 24 hours
Posted at
May 2, 2026, 12:46 PM
Active
[WTS] 2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

A modern dive watch known for its distinctive ceramic wave dial and strong everyday versatility. The white dial paired with black accents provides a clean, high-contrast look that stands out within the Seamaster lineup.

  • Condition: Great (pre-owned, hairlines on case and bezel)
  • Case Size: 42mm diameter
  • Case Material: Stainless steel
  • Movement: Automatic (Omega Calibre 8800 Master Chronometer)
Posted at
May 2, 2026, 9:34 AM
Active
[WTS] Omega Seamaster Diver 300M "No Wave" - 41mm Ceramic Bezel. Box and cards

Omega Seamaster Diver 300M "No Wave" - 41mm Ceramic Bezel. Box and cards

A discontinued Omega Seamaster Professional 300M 'No Wave' model from 2017, featuring a 41mm case and a unique black lacquer dial. This specific year is notable as it's one of the last production years for this reference before Omega switched to larger models. The watch includes a premium wooden presentation box and an international warranty card.

  • Condition: Light wear with no deep scratches
  • Case size: 41mm diameter
  • Thickness: ~13mm
  • Dial material: black gloss lacquer
Posted at
May 1, 2026, 9:17 PM
Active
[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 🔥$7,900🔥

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

The Seamaster Diver 300M 'Paris 2024' is a luxurious tribute to sporting excellence, combining stainless steel with 18K Moonshine Gold and featuring a white ceramic dial.

  • Condition: UNWORN
  • Case material: stainless steel and 18K Moonshine Gold
  • Diameter: 42mm
  • Movement: Calibre 8800 Master Chronometer
Posted at
May 1, 2026, 8:00 PM
Active
[WTS] 2023 Omega Seamaster Diver 300M "No Time To Die" 210.90.42.20.01.001 James Bond 007 NTTD Box and Papers

2023 Omega Seamaster Diver 300M "No Time To Die" 210.90.42.20.01.001 James Bond 007 NTTD Box and Papers

This Omega Seamaster Diver 300M James Bond Edition 'No Time To Die' is a 2023 model, featuring a titanium case and brown leather travel case. It comes with its original box, papers, and international warranty card.

  • Condition: Preowned with signs of wear on the case, bracelet, and buckle
  • Case material: Titanium
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
Posted at
May 1, 2026, 2:41 PM
Active
[WTS] Omega Seamaster Diver 300M 42mm Ref. 210.32.42.20.01.001 Full Set

Omega Seamaster Diver 300M 42mm Ref. 210.32.42.20.01.001 Full Set

The Omega Seamaster Diver 300M features a black ceramic wave dial and matching black rubber strap. It has the in-house Calibre 8800 automatic movement and is METAS certified for accuracy, anti-magnetism, and reliability.

  • Condition: Excellent, very good with only light wear consistent with careful ownership
  • Movement: Calibre 8800
  • Case size: 42mm
  • Water resistance: 300m
Posted at
May 1, 2026, 12:34 PM
Active
[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

A 2024 Omega Seamaster Diver 300M in Green Seaweed, a high-end diver's watch featuring a 42mm case and excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Depth rating: 300m
Posted at
Apr 30, 2026, 9:58 AM
Active
[WTS] Omega Seamaster Diver 300M Grey Dial | Ref. 210.32.42.20.06.001

Omega Seamaster Diver 300M Grey Dial | Ref. 210.32.42.20.06.001

This Omega Seamaster Diver 300M features a grey laser-engraved wave dial paired with a ceramic bezel, and is powered by the Omega Co-Axial Master Chronometer movement.

  • Condition: Very good condition, showing normal signs of wear consistent with careful use.
  • Case size: 42mm diameter
  • Dial color: Grey
  • Bezel material: Ceramic
Posted at
Apr 28, 2026, 9:16 PM
Active