The stone is 925 sterling silver it has a very uniform, saturated "grass green" color with a slightly waxy or vitreous (glass-like) luster. It lacks the internal fractures or "garden" (jardin) typically seen in natural emeralds.
Crystal Green Agate Pendant Necklace 925 Sterling Silver Women Girls Jewellery
4 x Nephrite Jade Green Heart Beads 15mm Horizontal Drilled Semiprecious Stones
1 x Strand 6mm African Green Jade Round Beads (approx 60 beads) Semiprecious
1 x Strand 6mm Green Jade Faceted Round Beads (approx 65 beads) Semiprecious
20 x 4mm Natural Green New Jade Cube Beads Semiprecious Gemstone (GB96)
2 x Green New Jade Carved Butterfly Beads 15mm, Semiprecious Stone (GB1111)