Sun Flame SE57-MBK Stylish Metal Design 200M Water Resistance Japanese Quartz Movement Elegant TimepieceProduct Highlights SEALANE means a route for safe navigation. During the Age of Exploration, which aimed for unknown continents across the vast oceans covering 70% of the Earth, watches significantly contributed to safe navigation. During the day, the position of the sun, and at night, the position of the stars were measured to confirm time and location, making the compass indispensable. At the same time, after Galileo Galilei discovered the