of straight sided form, pave set with old brilliant and single cut diamonds, hidden wavy-line articulation, the rectangular buckle clasp set with buff-top emeralds, diamond set looped fastener, emerald accent lines either side and emerald accent stones to the strap, mounted in platinum, (French import control mark), signed 'CHARLTON & Co'.Length 17.3cm / 6¾''Weight: 34.0g
19th century large golden topaz and diamond cluster brooch, c.1850, the oval facetted topaz of approximately 34ct, secured by a diamond collet set gold mounted openwork foliate scroll border, all raised within a diamond cut down collet frame, the diamonds all of cushion, old brilliant, double-eight and rose cut, larger diamonds to the outer frame, mounted in silver and gold, total diamond weight approximately 5.10cts