Hi all, just a quick ? are these wheels:fr- 8jx18 et50 225/40-R18 r-8.5jx18x et54 255/35-R18 ,pt no fr A204 401 4102/ rear pt no A204 401 4201, AMG18" currently fitted to a 2007 C320 cdi sport ,do these wheels have the "diamond cut face" just need to be 100% before i go back to the stealers and...