An elegant white gold, diamond set, riviere necklace and earrings

The necklace with negligee centrepiece composed of narrow curved bars with a single brilliant cut diamond, claw set between each bar, with a graduated wavy centrepiece and matching earrings; marked 750; the necklace 420mm long, 20.88g and centrepiece with 50mm drop, earrings 50mm long, 7.37g total weight