I don't have all of the different types mounted to show you but here are some I do have ready

Combat style-


Target style checkered-

Target style uncheckered-


Diamond Magna's-


Rubber combat style (Hogues)-


While not what people generally refer to when talking about cokes, these are coke style (palm swells)-



Diamond targets with football relief cut (for ejector clearance)-


Round butt combats with full speed loader cutout-



Western style (on a single action Freedom Arms)