Fortis Marinemaster M-40 Ocean Blue Watch

Fortis Marinemaster M-40 Ocean Blue Watch F8120029

The Fortis Marinemaster M-40 Ocean Blue Watch F8120029 is a sophisticated Swiss diving watch that combines professional-grade performance with a vibrant and contemporary design. As part of the iconic Marinemaster collection, which has been a cornerstone of Fortis watchmaking since 1954, this timepiece is engineered for reliability in the most demanding environments. The striking ocean blue dial captures the essence of the sea, making it both a functional diving instrument and a visually captivating luxury watch.

At the heart of this Fortis watch is a high-quality Swiss automatic movement, delivering precise and dependable timekeeping. The dial is designed for exceptional readability, featuring luminous markers and hands that ensure optimal visibility underwater or in low-light conditions. The unidirectional rotating bezel enables accurate tracking of elapsed dive time, reinforcing its status as a true professional diver’s watch.

The stainless steel case is built for strength and durability, complemented by a scratch-resistant sapphire crystal with anti-reflective coating for superior clarity. With impressive water resistance and robust construction, this watch is designed to perform in extreme conditions. The Fortis Marinemaster M-40 Ocean Blue is a perfect blend of Swiss engineering, luxury design, and underwater functionality, making it an essential addition to any serious watch collection.

Free UK Next Day Delivery
We offer free UK next day delivery on all in-stock orders over £75.

• Order before 4pm (Mon–Fri) for same day dispatch
• Delivery typically arrives next working day before 1pm
• Fully insured, tracked and signed-for service
• Priority delivery upgrades available at checkout

Worldwide Shipping
We ship worldwide using trusted, fully tracked and insured courier services.

• Shipping costs calculated at checkout
• Fast international delivery options available
• Secure and insured transit on all orders
• Local duties and taxes may apply upon arrival

30 Day Returns
Shop with confidence with our 30-day returns policy on most items.

• Return or exchange within 30 days of delivery
• Items must be unworn and in original condition
• Includes all packaging, documentation and accessories
• Sale, pre-owned or promotional items may be subject to a 14-day return period

Important Information

• Bespoke, personalised or resized items are non-returnable
• Altered watch bracelets are considered customised
• Returns should be sent via insured, tracked delivery

Spread the cost with a range of trusted payment providers, designed to give you flexibility and complete control.

Shop Pay Instalments

• Split your purchase into 3, 6 or 12 monthly payments
• Know exactly what you’ll pay
• Quick application with no impact to your credit score
• Simple selection at checkout

Offered in partnership with Affirm and subject to status and approval.

PayPal Pay in 3

• Divide your purchase into 3 interest-free payments
• Pay the first instalment today
• Remaining payments taken automatically
• No fees when paid on time

Available on purchases between £20 and £3,000. Subject to eligibility.

Klarna

• Pay in full today
• Pay in 30 days
• Pay in 3 interest-free instalments
• Longer-term finance options available

Klarna options are subject to status. Terms and conditions apply.

Important Information

Payment options are subject to eligibility, status and terms. Missed payments may impact your financial status. UK residents only, 18+.