Ratio FreeDiver GMT Series Sapphire Stainless Steel White Dial Automatic RTF057 200M Men's Watch The RATIO RTF057 showcases a clean white dial, offering a sleek and timeless aesthetic. Its standout GMT function allows tracking of multiple time zones, perfect for world travelers. The stainless steel case paired with a scratch-resistant sapphire crystal ensures durability and long-lasting wear. Powered by automatic movement, this watch delivers precision without the need for batteries. With a 200-meter water resistance, itâs built for underwater adventures, combining functionality with classic style for any occasion.