the heart shaped fancy facetted aquamarine, of double rose cut, bordered by two rows of rose cut diamonds all open millegrain set in platinum and gold.
Provenance:
Formerly belonging to Tsar Ferdinand I of Bulgaria.
Ferdinand I (Ferdinand Maximilian Karl Leopold Maria; 1861-1948) was Prince of Bulgaria from 1887 to 1908 and Tsar of Bulgaria from 1908 until his abdication in 1918.
Length: 2.6cm / 1''
Width: 2.5cm / 1'' Weight: 10g
Early 20th century emerald and diamond panel brooch, English c.1915, probably by London & Ryder, of garland style, the openwork hexagonal panel centred by a trio of oval cabochon emeralds,
Art Deco sapphire and diamond bow brooch by Mauboussin, Paris, the openwork centre of buckle design featuring an oblong cushion cut sapphire of approximately 1.25ct,