These sparkling deals will earn you cashback rewards when shopping for diamond jewellery. Purely Diamonds is a family run diamond jewellery design studio based near Hatton Garden, London, which specialises in the design and manufacture of diamond jewellery. They source exceptional diamonds and create beautiful diamond jewellery, with all of their jewellery designed and created in-house at their workshop/studio. Shop for diamond rings, engagement rings and wedding rings, as well as eternity rings, gemstone rings, earrings and pendants. Choose from various metals, including white gold, yellow gold and rose gold, platinum and palladium. Various diamond shapes are available, including round, princess and emerald, as well as marquise, oval, baguette, radiant and pear. You will find single stone rings, cluster rings and vintage rings, plain wedding bands and diamond-set wedding bands, while the gemstone rings include ruby, emerald, sapphire and tanzanite.