The OMEGA Seamaster Professional Diver 300 family is a part of the world renowned OMEGA Seamaster collection. Since its introduction in 1993, the Diver 300 has become one of the most popular choices among divers and luxury watch enthusiasts alike. The Diver 300 offers timepieces designed to sustain both professional and recreational diving demands with a variety of features such as the unidirectional rotating bezel which allows for accurate dive time tracking, the helium valve which releases trapped helium during decompression, a highly legible dial and 300 meters water resistance.