Doxa Watch SUB 300T Sea Emerald Nato 840.10.131.26-N. This reinterpretation of the 1968 SUB 300T Conquistador comes in a choice of colours. Equipped with the patented unidirectional bezel with diving table and a case rated to a depth of 1200 meters, it is up to any challenge. All dive markings feature Super LumiNova inserts.