Collingwood & Co., an early 20th century Egyptian Revival yellow and white metal diamond and emerald set Ankh stick pin, set with fourteen small old cut diamonds ranging from 0.01ct to 0.07ct, and four calibre cut emeralds ranging from 0.01ct to 0.05ct, in original Collingwood & Co. velvet and satin lined leather box inscribed 'To The Royal Family, 46 Conduit St, London', 66mm long, gross weight 2.5 grams.

Gemology report is available for this lot