Boucheron Yellow Gold and Diamond Serpent Bohème Single Earringyellow goldA protective talisman – and icon – of the Boucheron brand, the snake is the centrepiece of the Serpent Bohème collection. This earring sees 18-karat yellow gold teardrops set with 16 round diamonds, echoing the shimmering scales of a snake's head.A protective talisman – and icon – of the Boucheron brand, the snake is the centrepiece of the Serpent Bohème collection. This earring sees 18-karat yellow gold teardrops set with 16 round diamonds, echoing the shimmering scales of a snake's head.