Mesa Sunflower Tiny 1/2" Concho Button 13mm with Large Shank Back, #SW-323
Tiny Mesa Sunflower design, concho style button. 1/2" diameter. Slight dome shape, quite a bit of shine. Made by hand in Colorado from German nickel silver. 4-5mm opening in this D-ring style shank. This flower has petals with tiny pointed ends. Sold per button.
The same style with a smaller shank is #SW-66