Some of the top lots of the 420-plus items to be offered today include a diamond fringe necklace, a 1970s Bulgari pendant and a David Webb brooch.

The sale can be viewed here on

1. Bulgari pendant

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This 1970s diamond and gem-set pendant by Bulgari can also be worn as a brooch. It features a foliate design, with oval coral cabochon, a brilliant-cut diamond and emerald cabochon surrounds, with rope-twist detail, suspended from a brilliant-cut diamond trefoil surmount. The estimated total diamond weight is 3.15cts and it is estimated at £7000-9000.

2. David Webb brooch

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This David Webb Burmese ruby, Burmese sapphire, diamond and emerald brooch can also be worn as a pendant. It is signed Webb and its total weight is 48.3gms.It is estimated at £9000-12,000.

3. Diamond fringe necklace

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This pear-shape diamond fringe necklace, with diamonds weighing from 4.92 to 0.53ct, features brilliant-cut diamond line spacer and baguette-cut diamond line surmount, with baguette-cut and marquise-shape diamond cross terminals and back-chain and vari-cut diamond cluster clasp. The estimated total diamond weight is 75 to 80cts and it is estimated at £100,000-150,000.