Swiss Concept's Nautical Series features the Nautical Classic, Nautical Luxury and Nautical Sport Editions. Each model is hand-assembled in either PVD-coated matte black, 316L stainless steel, 18 karat plated rose gold, 18 karat plated yellow gold or a series of striking two-tone combinations, all inspired by the finest high-end watches at the pinnacle of the Swiss watchmaking industry.