Amano Studio - Navette Cut Semi Precious Studs

From the Maker, Amano Studio (Sonoma, CA): 

The navette cut which looks like an eye is one of our favorite for stones. We offer these studs in a variety of popular semiprecious stones that appeal to people of all ages. 10x5mm navette cut semi precious stones. Setting is 24k gold over brass. Designed and assembled in our Sonoma California studio.