The Audemars Piguet Royal Oak 15550 was introduced in 2022 as a replacement for the 15450. Dressed up as reference 15551ST.ZZ.1356ST.01, the case is stainless steel – crowned by a diamond-set bezel. The dial is Blue.


The Audemars Piguet Royal Oak 15550 was introduced in 2022 as a replacement for the 15450. Dressed up as reference 15551ST.ZZ.1356ST.01, the case is stainless steel – crowned by a diamond-set bezel. The dial is Blue.
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