Fortis Marinemaster M-40 Serenity Blue Watch

Fortis Marinemaster M-40 Serenity Blue Watch F8120004

The Fortis Marinemaster M-40 Serenity Blue Watch F8120004 is a masterclass in Swiss engineering, combining professional-grade dive watch performance with a refined, nature-inspired aesthetic. As part of the acclaimed Fortis Marinemaster collection, this luxury watch is designed for those who demand precision, durability, and cutting-edge innovation in every environment. The striking serenity blue dial reflects the calm and power of the ocean, making it a visually captivating timepiece while retaining the rugged DNA of a true tool watch.

Built with sustainability and strength in mind, the Fortis Marinemaster M-40 features a case crafted from recycled stainless steel, showcasing the brand’s commitment to forward-thinking watchmaking. At its core lies the chronometer-standard UW-30 automatic movement, delivering exceptional accuracy, reliability, and performance. This high-performance calibre ensures the watch is ready for any challenge, whether underwater exploration or everyday wear.

The dial is equipped with Superluminova X1-coated hands and indices, providing outstanding legibility in low-light and underwater conditions. This feature is essential for a professional dive watch, ensuring clarity and precision at all times. The distinctive Gear Bezel, a signature innovation of the Marinemaster series, offers superior grip and functionality, allowing for precise time tracking even in demanding environments.

Protected by a scratch-resistant sapphire crystal with anti-reflective coating, the dial remains clear and resilient against daily wear. The ergonomic design of the case and strap ensures maximum comfort on the wrist, making it suitable for extended use. Whether worn during outdoor adventures, water sports, or urban settings, this Fortis watch adapts seamlessly to any lifestyle.

The Marinemaster M-40 Serenity Blue is more than just a dive watch—it is a symbol of exploration, resilience, and modern craftsmanship. Its vibrant colour palette, combined with robust construction and advanced technology, makes it a standout piece in the world of luxury watches.

Perfect for collectors and enthusiasts alike, this Fortis timepiece represents the pinnacle of Swiss watchmaking, offering a unique blend of style, functionality, and sustainability. The Fortis Marinemaster M-40 Serenity Blue Watch is a true companion for those who seek adventure without compromising on precision or design.

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
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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

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