Renaissance revival brooch

A rare Medieval revival enamelled gold and diamond brooch, depicting a flower surrounded by a circle of 27 old mine cut diamonds, the border enamelled with translucent green, red, blue, pink foliates, scrolls and fruit .
The brooch shows an interesting combination of vivid translucent and opaque enamels.
Reference: Katherine Purcell, 'Falize A dynasty of jewelers', New York and London, 1999 e.g. image 119 page 82

Dimensions: 32 x 32 mm.
Total diamond weight 1 ct.
Circa 1880