FRANCE, last quarter of the 18th century Cage-mounted round bonbonnière in multi-tone gold (750) with twisted cord motif on a sandblasted ground, adorned with plates of aventuriné glass imitating harlequin black opal. The lid is encircled with white half-pearls. Worn goldsmith's hallmark attributable to either Jacques-Antoine LEVASSEUR, received Master in 1770, still active in Paris in 1793, or to Jean-Auguste LORENTZ LORENTZ, received Master in 1781, still active in Paris in 1793 [J.A.L. and different tree or yew]. PARIS, Charge mark for small works [L.L] for 1783-1789 and Jurande mark for 1784 [P]. Gross weight: 92.2 g. - Diameter: 6 cm. A few scratches; a few open bubbles and chips to the glass plates. A similarly mounted bonbonnière in two-tone gold, applied with a tortille on a sandblasted ground, without half-pearls, and adorned with blue and gold aventuriné glass plates, by the goldsmith LORENTZ, dated 1784- 1785, from the Bayreuth Collection: Gold Boxes, has passed into the sale ending November 22, 2023, at Christie's Paris, under number 1.