2201.51.00Ref

The Omega Seamaster Planet Ocean is a modern dive watch inspired by the Seamaster 300, and this first-generation version uses caliber 2500. Ref. 2201.51.00 has a 42mm case with a black bezel inlay and a dial with orange numerals, unlike the 2201.50.00, and it is fitted with a stainless steel bracelet; it was among the most popular first-generation Planet Ocean configurations.