The Omega Seamaster 300M Chronograph ref. 2398.80.00 has both case and bracelet done in a combination of stainless steel and yellow gold. The dial is blue. Ref. 2498.80.00 is similar but features an all-stainless bracelet.


The Omega Seamaster 300M Chronograph ref. 2398.80.00 has both case and bracelet done in a combination of stainless steel and yellow gold. The dial is blue. Ref. 2498.80.00 is similar but features an all-stainless bracelet.
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