two channel set lines of sugarloaf cabochon sapphires with a triangular cluster at either end set with liens of diamonds an calibre onyx forming a 'key' pattern, the point terminals each set with a triangular cut diamond, mounted in platinum, French assaymark to pin, French workshop mark to pin Length 6.2cm / 2 5/8''
Width 1.4cm / �'' Weight: 12g
19th century floral and foliate rose tiara, English c.1840, centred by a tremblant five-petalled bloom in the form of a stylised dog rose, featuring a light yellow cushion cut diamond to centre, approximately 2.50ct,