in the form of inverted treble clefs, with two row swirl pave set with old brilliant and transition cut round diamonds, the loose S scroll forms each accented by a triangular cut diamond, mounted in platinum with 18ct white gold hinge clips signed 'VAN CLEEF & ARPELS', serial numbered 158.CS, accompanied by IAJA Expertise report no. XP2276-030325 signed by Olivier Bachet & Catherine Cariou declaring that in their opinion this is a genuine Van Cleef & Arpels item made as Special Order by Van Cleef & Arpels, Paris Length 2.8cm / 1 1/8''
Width 1.7cm / 5/8'' Weight: 13g
Late 19th century / early 20th century 'Noeud Louis XVI' diamond openwork ribbon bow brooch by Cartier, Paris c.1902, the loops and ribbon ends centred by alternating single stone and quatrefoil clusters,