Sterling Silver Whitby Jet Marquise Celtic Ring. R462. This elegant ring features a marquise cabochon hand carved Whitby Jet which has been sourced directly from the North East coast of Yorkshire. The highly polished Whitby Jet is framed by a unique Celtic style band of sterling silver. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen turn the raw Jet into these stylish pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet earrings on our website. Dimensions: Whitby Jet 10 x 6mm, Width of band 3mm