Cairn yellow gold and diamond studsCairn by Christine Sadler The Cairn collection is a design inspired by marking stages in your life in the way that a cairn marks a point on a walk or climb in Scotland. These earrings would make a beautiful gift to mark a special occasion such as a graduation, birth of a child or a tenth anniversary. Handmade in 9ct yellow gold earrings set and highly polished, the diamonds in them measure 3mm in diameter with a carat weight of 0. 10ct each G colour