In the video I use: 20 gauge (wire diameter 0.8mm): 30cm (12 inch), 20cm (8 inch), 25cm (6 inch), 10cm (4 inch) Crystal beads ...

Soft copper wire: 20 gauge (wire diameter 0.8mm): 40 cm (16 inch) and 20 cm (8 inch) 2cm (0.8 inch) for clasp Beads: 4, 6mm (abacus crystal) If after completion the length is insufficient, you can add ...