Earrings made of hand-lacquered natural mother-of-pearl buttons from an antique artisanal button factory in the medieval city of Piacenza. 

Earring closure: pin & clip
Total height: 6,5 cm, 2.55 inches

Origin: Italy. 

1. Emerald Green - White (VERDE)
2. Aquamarine - White (BIANCO)
3. Light Blue - White (AZZURRO)
4. Grey - Aquamarine (GREY)
5. Green - White (GREEN)
6. Pink - White (ROSA)
7. Light Blue - Magenta (PORPORA)
8. Yellow - Turquoise (YELLOW)
9. Green - Magenta (ROSEGOLD)
10. Yellow - Purple (PURPLE)

The back shown in the image is intended solely to display the pin & clip closure type; the original back color of the item matches the front.

Same for the image with the model, in order to display and understand the size