Also not a new size or style, but...

Also not a new size or style, but here are more of the 12mm buttons.  Most of them were plain - these colors are really pretty in the sun, so I didn't want to mess with a good thing.

Halley's Comet by Orly

Rock It by Orly

Creme de Mint by L'Oreal;
Bundle Monster plate BM-315;
Stamping technique

It's Not Rocket Science by Orly

Space Cadet by Orly