The Black Onyx Nachi Silver and Stone Beaded Bracelet was both designed and skilfully handcrafted completely in Great Britain In Quality We Trust. For the Modern Journeyman (and woman) ANCHOR & CREW takes ownership of an exploratory lifestyle and enjoys the Happy-Good Life. Combining British craft manufacturing with a discerning modern-minimalist style this ANCHOR & CREW bracelet features: 8mm diameter genuine black onyx stone beads with triple-layered nylon thread (GB) Secure solid .925 sterling silver flat clasp and hook (GB) SIZING This bracelet is available in four bracelet lengths 17cm 19cm 21cm or 23cm in circumference. To take the bracelet on or off your wrist simply slide the hook over the flat clasp and secure. The nylon is triple-layered for extra strength.