One could buy jean clothing from a buckle store. You could get jean pants. You can get different brands such as miss me, Big star, and BKE and affliation.
One can purchase buckle rings from Target. Target has both retail store locations across the country as well as an online store that buckle rings can be purchased from.
Buckle, dillards, online, maybe macys or younkers...
there is a store called "Big Johnny's larger than 6 inch belt buckle mart" they have a couple in each state, don't think they have a website though so just ask your friends if they know where your nearest one is. Better yet, go to the 10" Belt Buckle Store.
nuts.
Like John Cena's one? buychampionshipbelts.blogspot.com
The cost of a Superman belt buckle depends on the store one is purchasing it from. For example, one at the Amazon site can cost as low as $5 and go as high as $20.
Personally your best bet is to take the seat belt completely out and go to a junk yard to buy a new one, they're cheap. Be sure that the seat belt you buy fits your buckle you have in your vehicle or is the same metal piece that goes into your buckle.
If the buckle is made from a ferrous metal, it will be attracted to a magnet. Attach a magnet to an appropriate spot to store/hold the buckle and voila!
$1.80
hurley.com or Buckle (buckle.com)!
buy one from a store.
Frontier trophy buckles or a cut above buckles are two place you can purchase a trophy buckle. If you are after an engraved buckle contact your local jewellery store or trophy engraver.