I think it looks better with no edging at all , just radius the edges slightly . If'n ya put a border or edging on it , it'll make it appear smaller .
Just my thoughts.

2005 Model . Two Fast Eddy stickers , a bell and a clock . She's Lola . She tinkles and keeps time . http://s649.photobucket.com/albums/uu211/britbike05/