Check out these stonkers!

"Japanese jewelry specialists JAM HOME MADE & ready made present their latest creation in the form of a birthstone ring collection. The visually pleasing pieces will represent all twelve different birthstone variations including: Garnet, Amethyst, Aquamarine, Diamond, Emerald, and Ruby among others. Retail is set at ¥31,500 (Approx. $336 USD) and will release January 31st, 2009 at the JAM HOME MADE & ready made flagship location."

Source: Heart