Preciosa Czech Glass White Pearl Necklace 20% off! Now £16.00 Quantity: at £16.00 each Add To Basket 1 in stock. Preciosa Czech Glass White Pearl Necklace consisting of 8mm Preciosa white pearls and a sterling silver trigger clasp. Necklace length 18 inches or 45.8 cms. This necklace will look lovely on a Bride or a Bridesmaid.