A pair of natural pearl and diamond ear pendants. Photo: Christie's Images Ltd 2013.

Each suspending a drop-shaped natural light brownish grey pearl, measuring approximately 10.13 – 10.34 x 13.66 and 9.90 – 10.03 x 14.61 mm, from a single-cut diamond rondelle, to the circular and baguette-cut diamond fan surmount, mounted in platinum. Estimate:  $150,000 – $250,000

With report 64738 dated 3 September 2012 from SSEF Swiss Gemmological Institute stating that the analysed properties confirm the authenticity of these saltwater natural pearls. No indications of artificial colour modification 

Christie's. MAGNIFICENT JEWELS. 15 October 2013. New York, Rockefeller Plaza.