OM Audemars Piguet Royal Oak 15400ST.OO.1220ST.04 stainless steel strap automatic mechanical men's watch

OM Audemars Piguet Royal Oak 15400ST.OO.1220ST.04, the original 1-1 mold 4 highlights of technological breakthroughs [1] The case is white and flawless, and the lines are clear and smooth. The case is only 10mm thick.
[2] The difficulty of the sandwich case is that each octagonal edge line is in a parallel line, and each angle is made according to the original 1-1. The grooves of the eight screws on the bezel are parallel to the edge of the octagonal bezel. Dazzling
[3] Huangjia Oak’s "decreasing type" chain link structure, the size of each link is different, and each link needs to be finely polished by hand to complete the assembly. The buckle is finally the same as the original version, and the gray bottom is bright. Each of the fonts is so dazzling.
[4] The Royal Oak dial is decorated with the iconic "tapisserie" grid pattern, which looks simple but surprising in detail. After a lathe Sculpture Polishing and coloring Grilled Riveted scale Fill in the night Like an elephant invisible! Same function, same quality, different price  Small sale OM products must be fine