The Unity collection is rooted in the strength of connection – the bonds formed between all things in our world, building a stronger chain with every link. A grade Ammolite 13mm x 6mm Rectangular Ammolite Bracelet 925 Sterling Silver Bracelet Length: 21cm Lobster Clasp Like all gemstones, Ammolite should be treated with care and attention. -Avoid exposure to direct heat. -Do not over-expose to water. -Avoid hard impact to the stone -Do not clean in ultrasonic cleaners -Use a soft, none-abrasive cloth to clean your Ammolite jewellery.