Sarah & Sebastian Foam Chain 14-karat gold diamond earring Sarah & Sebastian's earring is part of the 'Oil' collection - "every piece captures a sense of liquidity and buoyancy," explains the brand. Handmade from 14-karat gold, it features a 0.03-carat diamond set in a spherical shape with a drop spike strung from a dainty hoop. Wear yours with the coordinating Stone Oval and Swing styles. This item's measurements are: Length: 8cm / 3.1in Width: 1cm / 0.6in Butterfly fastening for pierced ears This piece has been certified in accordance with the Hallmarking Act 1973