9ct Yellow Gold Whitby Jet Spiral Stud Earrings, E1913. This dainty pair of earrings have been created using the finest quality, hand carved Whitby Jet. The circular Whitby Jet gemstone is surrounded by a swirling design of 9ct Yellow Gold, and would make a lovely gift, perfect for everyday wear. Secured with a post and butterfly back fastening. Dimensions: 9mm x 8mm, Whitby Jet; 4mm x 4mm. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection.