Soft copper wire 20 gauge ( wire diameter 0.8mm ) : 8cm for each link ( about 3,2 inch) 9cm for chain link with clasp ( about 3,5 inch) ...

This is a video I remade from the video 6 years ago bracelets with colorful crystal - DIY wire jewelry 209 : <a href=" You can change the wire length and diameter to suit your materials and purposes ...