Seamaster Diver 300 M

The full-size 44 mm steel chronograph of the family, this reference pairs a black dial and black ceramic bezel on a stainless-steel bracelet. It is the only member built on the higher-beat Omega 9900 automatic, offering a 60-hour reserve at 28,800 vph, and is rated to 300 m; in production from 2020…

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