Liquid cleaning solution for jewellery with pearls and semi-precious stones 236ml quickly removes dirt and restores shine to delicate jewellery with semi-precious stones. The solution is ideal for cleaning pearls and minerals, from onyx and amethyst to turquoise. Simply place the jewellery in the basket and submerge it at the bottom of the solution for 30 seconds. Then rinse the jewellery under lukewarm water, dry it and wipe it with a microfibre cloth.