A 19th Century 9ct gold mounted pietra dura brooch centred by a rectangular panel depicting a black and mother of pearl gondola against a blue sky, the circular terminals highlighted by a gold enamelled foliate roundel, the whole bordered by gold stone, length 7.3cm unmarked.

A later 19th Century gold mounted pietra dura brooch and pendant earrings suite, the circular brooch depicting

Lot 497
Sold for £420 hammer

Estimate £80-£120

A 19th Century 9ct micromosaic bar brooch centred by a collar set square of black glass inset with an oval mos

Lot 504
Sold for £50 hammer

Estimate £80-£120

A group of eight later 19th to early 20th Century glass mosaic brooches, each with foliate decoration to inclu

Lot 515
Sold for £80 hammer

Estimate £80-£120