JEAN SCHLUMBERGER CIRCA 1957 Very attractive gold (750 thousandths) cigarette case with hinged lid, entirely decorated with triangular polychrome enamel motifs in red, yellow, turquoise blue and violet on a guilloché ground. P.B. (Pierre Brun) hallmark on the front edge of the lid. Numbered 2322 (small lacks of transparent and opaque enamel and tiny small shock). Gross weight: 198.40 g. - Dim: 9.3 x 7.2 x 1.5 cm.