You can download this pdf pattern from here:
The finished size is about: 3.5" x 3.3" (9cm x 8.5cm).
Hardware: Concho button x1, 201 snap x1, leather cord (optional).
Leather: 1.5mm (4oz) leather about 10cm x 10cm.
Tools: If you are a new leather player, try to considerate to have tool kit here: http://www.leathercraftpattern.com/leather-tools-...