Four later 19th Century pietra dura brooches to include an 18ct circular brooch centred by a star with goldstone border, stamped, another 22ct example depicting a floral spray against a lapis lazuli ground, the gold frame inset with further sprays, a butterfly example and a 14ct chequerboard oval brooch (4)

A 19th Century 14ct gold mounted oval micromosaic brooch, the oval black glass panel inset with a colourful bi

Lot 465
Estimate £200-£300

Two mid 19th Century gilt metal mounted micromosaic brooches, each depicting a view of ancient Rome to include

Lot 470
Sold for £200 hammer

Estimate £200-£300

A later 19th Century 18ct gold mounted Etruscan bar brooch centred by a circular panel inset with a micromosai

Lot 478
Sold for £160 hammer

Estimate £200-£300