Not sure what's your actual price range, but a few possibilities include:
130: http://bananarepublic.gap.com/browse/product.do?pid=423684002&tid=brsp1r&kwid=1&ap=14
88: http://www.gap.com/browse/product.do?pid=903293082&tid=gosp1r&kwid=1&ap=14
75: http://www.yoox.com/us/41304290JO/item?dept=women&tp=11227#cod10=41304290JO&sizeId=
Some of these don't have gold buttons, but you can always buy a set and swap them in
