Gold & Turquoise EarringsDesign inspired by the ancient art of granulation commonly used in traditional Bedouin jewellery. Granulation is a technique where a surface pattern on jewellery is created with tiny balls. It dates back to the third millennium BC and originates from the Eastern Mediterranean and Egypt and was later refined by Etruscan goldsmiths. 24 carat gold on Sterling silver square with turquoise stone at the centre. 1. 5 cm (0. 6") by 3 cm (1. 2").