18ct rose gold whitby jet diamond heart in circle necklace p3057 this eye catching 18ct rose gold round pendant features the finest hand carved heart shaped whitby jet gemstone the centre of the heart is set with a 001ct sparkling diamond the reverse of this pendant reveals the simple yet stunning natural beauty of highly polished whitby jet in its purest formthe pendant is completed by an 18 inch rose gold chain all our whitby jet jewellery is designed and crafted within our very own wo