Introduced in 2009, the Seamaster Planet Ocean reference 222.28.42.20.04.001 has a 42mm case in stainless steel paired with a red gold, diamond-set bezel and matching crowns. Notwithstanding its newer style reference number, the 222.28.42.20.04.001 is part of the first generation (caliber 2500-powered) Planet Ocean’s.
