Tudor Black Bay 58 Blue - 39mm 79030B 2022 [Preowned]Overview The Tudor Black Bay 58 was introduced in 2018. It is a redesigned 39mm based on the popular Black Bay model. The new case design is smaller and thinner paying tribute to the vintage Tudor diver models. This new reference 79030B spots an all new blue color scheme with a blue bezel and blue sunburst dial. This reference resembles the vintage Tudor Submariner in Blue back in the 70 80s. This reference 79030B is a current reference for Tudor