How I draw an aquamarine necklace

Drawing a silver necklace with aquamarine pendant, tools are listed below Final picture: Music is royalty-free music from Free Stock Music Used tools: pasteboard (vegetal paper - light gray) 35x25 cm 1,5 mm, typically used for frames, cartonnage and binding), 9B, 7B and B pencils (Caran d’Ache grafwood), paper stomp, Ecoline, colored pencils (Caran d’Ache Supracolor Soft Artis),