Here's my modded PO 42mm v.5, did the mods myself – which is part of the fun. All the info you need is on the forums (RWG, RWI, RG). You just need to search for it
Sunnydale Crystal
Gen Dial
Gen Hands
Gen Date Wheel
Gen HE Valve
Gen Endlinks
Gen Bezel
I've just installed the bezel, below you can see some comparison shots of rep and gen. Apart from the pearl, you'll notice the difference in height of the milled edge:
I'll probably get around to the crown and tube eventually too.