18ct gold 'Aquarius' pin/pendant, Cartier, circa 1973, designed as an asymmetrical plaque depicting the water-bearer, gross weight approximately 26 grams, diameter approximately 40 mm, signed Cartier, scratch numbered P4702, maker's mark, hallmarks for London 1973, later 14ct gold pin and hinged bale. PROVENANCE. Important Jewels Sotheby's Australia, 10 December 2014, lot 51, illustrated. Private Collection, Sydney, acquired from the above