A SAPPHIRE AND DIAMOND BROOCH
The central collet-set cabochon sapphire, to a calibre-cut sapphire star motif and pavé-set single-cut diamond oval panel surround, an outer rail of collet-set circular-cut diamond accents within a single-cut diamond lozenge shaped frame, circa 1930, pin fitting, 5.0cm
A SAPPHIRE AND DIAMOND BROOCH
The central collet-set cabochon sapphire, to a calibre-cut sapphire star motif and pavé-set single-cut diamond oval panel surround, an outer rail of collet-set circular-cut diamond accents within a single-cut diamond lozenge shaped frame, circa 1930, pin fitting, 5.0cm
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