Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 2 and 2.5cm ( about 1 inch) for each links have beads 4 cm ( about 1.5 inch) for each ear hook 26 gauge ( wire diameter 0.4mm ) : 10 cm ( 4 inch) ...

This flower reminds me of "The Seed of Life". With large size you can make the circles overlap to be "The Seed of Life" wire size to make pendant diameter 3cm 19 gauge ( wire diameter 0,9mm ...