Aquadive Watches havecollaborated with Poseidon Diving Systems to produce an ultra-capable, limited-edition dive watch. This new co-branded Aquadive Poseidon GMTcelebrates exploration of the uncharted, while paying homage to the many divewatches of the sixties and seventies ordered by major gear manufacturers ofthat time – including Poseidon, whose brand has long maintained a sterlingreputation in the dive community for producing gear suited for the rigors ofcold-water diving.The Aqu...adive Poseidon is powered by aSwiss-made ETA 2893-2 automatic movement with up to 40 hours of power reserve, which simultaneously displays time in both 12-hour, and 24-hour formats. Thewatch itself is machined from a solid block of stainless steel, and is waterresistant to 3300 feet. It is finished with a flat, AR-coated sapphire crystal.The bezel is also constructed from a single machined block of stainless steel, and is topped with a scratch-resistant ceramic ring, which has been engravedwith a fully luminous hour scale, used for calculating dive time ordecompression stops.Limited Edition - Only 300 of theAquadive Poseidon Edition dive watches were produced. DimensionsDiameter: 43mmLug to Lug:50mmCase Height: 12.5mmOverall Height: 14.1mm including case backCrown: 7mmDial/Crystal diameter: 30mmBezel: 120 clicksBezel Material: scratch proof ceramic with full luminous markersWaterresistant to 1000m