18 karat yellow gold, cobalt chrome and diamond ‘small’ hinged hoop designed and created by Sarah Graham. The earrings are an 18 mm hinged hoop made in oxidized steel with 5 bezel set diamonds evenly spaced down the front of each hoop. The diamonds are graduated and alternate between white & cognac round brilliant cuts. The diamonds together weigh 0.34 carats. The hoops have an 18 karat yellow gold post that snaps into the back of each earring. Style number 18E2-9-2S.