18ct Yellow Gold Whitby Jet Diamond Small Cross Heart Ring. R881. This elegant ring is part of our Cross Heart collection. It features a small sized hand carved heart shaped Whitby Jet stone, that has been sourced directly from the North East Coast of Yorkshire. The individual highly polished Whitby Jet has been framed within a 18ct yellow gold single diamond mount that embraces the gemstone in a cross design. 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. All articles purchased from CW Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection. Dimensions: Approximately Whitby Jet 15 x 16mm, Width of band 2mm.