Seaglass Pendant Malachite Beads Necklace Was £25.00 - Now £17.50! Quantity: at £17.50 each Add To Basket 1 in stock. Pale green seaglass pendant and malachite beads necklace with a sterling silver trigger clasp. Length of necklace is 17 inches. Height of pendant is 1.4 inches. Width of pendant is 0.8 inches.