59% Audemars Piguet AP 15400 Royal Oak Replica TF V2 Review The Gentleman May 27, 2018 Audemars Piguet, Watches 3 I bought a replica AP 15400 Royal Oak and wanted to compare it to how the original is. This blog post talks about the specific pros and cons of the watch and how it compares with the original and whether I would purchase it again.