Bracelets : BOUCHERON Boucheron – A rare antique rose gold, silver, polychrome and plique-à… 8 January 2019 3059 Bracelets Collection 2018 : BOUCHERON Boucheron – A rare antique rose gold, silver, polychrome and plique-à-jour enamel, and diamond bracelet, late 19th century. Unsigned.