18ct Yellow Gold Whitby Jet 0.16 Carat Diamond Claw Set Ring. PPA16.0G. This elegant ring features a stunning round shaped Whitby Jet stone that has been sourced directly from the north east coast of Yorkshire and the finest quality baguette diamonds on each shoulder, totaling 0.16 carats. The stone is claw set within platinum and the classic band is 18ct yellow gold. 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 on our website. 18ct Yellow Gold Whitby Jet 0.16 Carat Diamond Claw Set Ring.