A freediving watch is a specialized type of dive watch designed for freedivers, who rely on precise timing and depth measurement during their dives. These watches are typically sleek and minimalist in design, with features tailored to the needs of freedivers. The most important feature of a freediving watch is its depth gauge, which measures the depth of the dive in real-time. Many models also include a dive timer, which can be programmed to start and stop at specific depths, helping the diver to pace their descent and ascent. Freediving watches often have a water resistance rating of at least 100 meters, with some models capable of diving much deeper. The watch face is usually easy to read, with large, clear numerals and luminous hands and markers for visibility in low light conditions. Some popular brands of freediving watches include Suunto, Garmin, and Cressi.