One of the most refined divers in our FM collection, the FM-4 Marine is all about crisp detailing, balanced proportions, and a clean, streamlined profile. With its sharp brushed and polished transitions and flat sapphire crystal, it offers a modern twist on classic dive watch aesthetics.

Whether you prefer a sleek, minimalist build or want to add your own personal touches, the FM-4 Marine makes a perfect base for a custom, handcrafted timepiece that’s built to stand out.