in the form of a stylised pot plant, the larger top end with an anthemion shaped carved corallium rubrum, a cluster line of diamonds along the middle and base and dotted with onyx points, the opposite end with stylised geometric basket in black enamel and diamond and with smaller coral anthemion, the signature and serial number possibly later aded, (signed 'Cartier', serial number 11138), accompanied by IAJA Expertise report no. XP1051-270123 signed by Olivier Bachet & Bernhard Berger declaring that in their opinion, the jabot is 'a genuine Cartier item' made by Cartier New York c.1927.Length 5.8cm / 2ΒΌ''Weight: 10g
Art Deco diamond and rock crystal panel brooch by Boucheron, Paris, of geometric design formed of stepped overlaid polygonal crystal and diamond panels, the larger crystal septagon panel base topped by a pave diamond hexagon and a crystal pentagon, all pierced through and with diamond geometric join pave set with baguette and round brilliant cut diamonds, mounted in platinum and white gold to the hinged clip to back, this signed 'Boucheron Paris', with French assaymarks and indiscernible workshop mark