Sterling Silver Whitby Jet Four Stone Triangle Bar Bracelet, B474. This sterling silver bracelet features four irregular shaped triangular Whitby Jet gemstones, alternating with a curved silver bar between each stone. The Whitby Jet is solidly backed in sterling silver, and the bracelet is secured by a T-bar style fastening. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen turn the raw Jet into these stunning pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet earrings online and instore. Bracelet Length: 19cm.