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] 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

This Omega Seamaster Diver 300M is a two-tone stainless steel and yellow gold watch with a blue dial on a matching rubber strap, featuring an automatic movement.

  • Condition: Very good
  • Case size: 42mm
  • Movement type: Automatic
  • Set includes: Original inner box, outer box, papers dated 2022, strap, and other contents
Posted at
May 4, 2026, 10:17 AM
Active
[WTS] Omega Seamaster Diver 300M James Bond 50th Anniversary Limited Edition | Ref. 212.30.41.20.01.005 | Watch + Box + 1 Year Seller Warranty on Movement | $4495 |

Omega Seamaster Diver 300M James Bond 50th Anniversary Limited Edition | Ref. 212.30.41.20.01.005 | Watch + Box + 1 Year Seller Warranty on Movement | $4495 |

The Omega Seamaster Diver 300M James Bond 50th Anniversary is a highly collectible limited edition watch, released to celebrate 50 years of James Bond. It features a black dial with a subtle 007 motif and commemorative design details. Powered by the Omega Calibre 2507, this 41mm reference offers classic wearability with added collector appeal.

  • Condition: Very good condition
  • Movement: Omega Calibre 2507
  • Case size: 41mm
  • Water resistance: 300m
Posted at
May 3, 2026, 6:21 PM
Active
[WTS] Omega Seamaster Diver 300M – Electric Blue Two Tone – Automatic 41mm – Solid Gold Bezel

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

Omega - 2455.80 · $4,250
The Omega Seamaster Diver 300M features a stainless steel and 18K yellow gold two-tone design with an electric blue wave dial, solid gold bezel, and 41mm case. It's powered by the automatic Omega caliber 1120 movement and has 300 meters of water resistance.

  • Condition: Excellent all around condition
  • Movement: Omega caliber 1120 automatic movement
  • Water Resistance: 300m
Posted at
May 3, 2026, 3:29 PM
Active
[WTS] OMEGA Seamaster Diver 300M Black Dial 210.32.42.20.01.003 + OEM Mesh Bracelet

OMEGA Seamaster Diver 300M Black Dial 210.32.42.20.01.003 + OEM Mesh Bracelet

This Omega Seamaster Professional 300M features a modern case and movement paired with a vintage SMP dial feel, an aluminum bezel with lumed numbers, and comes as a complete set.

  • Bracelet type: OEM mesh stainless steel
  • Box and papers: yes
Posted at
May 2, 2026, 9:12 PM
Active
[WTS] 2025 Omega Seamaster Diver 300M 210.30.42.20.01.018 Full Set $6,250

2025 Omega Seamaster Diver 300M 210.30.42.20.01.018 Full Set $6,250

A modern dive watch featuring a clean black dial configuration and full stainless steel bracelet, powered by the Omega Co-Axial Master Chronometer Calibre 8800.

  • Condition: Mint (pre-owned, minimal to no wear)
  • Movement: Omega Calibre 8800 Master Chronometer
  • Case size: 42mm diameter
  • Case material: Stainless steel
Posted at
May 2, 2026, 6:13 PM
Active
[WTS] Omega Seamaster Diver 300M 🔵 🟦 212.30.41.20.03.001 41mm | Excellent Condition (With Box And Warranty Cards)

Omega Seamaster Diver 300M 🔵 🟦 212.30.41.20.03.001 41mm | Excellent Condition (With Box And Warranty Cards)

This Omega Seamaster Diver 300M is dated November 2018 and features an updated clasp with on-the-fly microadjustment.

  • Condition: Excellent Condition
  • Case size: 41mm
  • Strap: Omega OEM Rubber Strap
Posted at
May 2, 2026, 3:49 PM
Active
[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