A rare Sèvres jewelled dish, date code for 1784, finely jewelled with a central gilt fleur de lys

A rare Sèvres jewelled dish, date code for 1784, finely jewelled with a central gilt fleur de lys within a starburst design, reserved on a rich blue (beau bleu) ground, the cavetto with foliate scrolls and a continuous floral band, the rim with interlaced ribbons enclosing enamelled jewels in white and turquoise with red and green foil, blue interlaced LL above gilder's mark HP for Henri-Martin Prévost, 30.5cm.