VINTAGE best DIAMANTE cluster brooch

THIS IS A SMALLL best BUT BEAUTIFUL CLUSTER BROOCH. A SERIES OF ROUND FACETED DIAMANTE OR RHINESTONES CLUSTERED TOGETHER TO MAKE UP A CIRCLE, CLUSTER OR FLOWER HEAD ?
EACH CLEAR STONE IS SET UPON A SOLD SILVER METAL BASE AND THERE ARE 3 DIFFERENT SIZES THE ONE TO THE CENTRE IS THE BIGGEST. A HUGELY IMPRESSIVE ART DECO BROOCH. ALL SET ON A STURDY SILVER METAL BASE WITH A ROLLOVER PIN ON THE REVERSE, WORKING WELL. THE CONDITION IS EXCELLENT, NO DAMAGE TO STONES AND NO STONES MISSING. A VERY SPECIAL AND BEAUTIFULLY CRAFTED BROOCH FOR THE ART DECO PERIOD.