thumb ring

[diabolo]

i'm looking for a thumb ring to get myself with x-mas money, but i'm kind of iffy about how people will interpret it, and the style i want; i'm thinking about either monotone, or dualtone colors; silver and black carbon fiber maybe? i am a 15 years old, male; any body have any suggestions?

so far i'm looking at:
http://www.justmensrings.com/details.asp?ProductCode=JMR39
http://www.justmensrings.com/details.asp?ProductCode=JMR108
http://www.justmensrings.com/details.asp?ProductCode=JMR83