A pair of impressive diamond ear pendants. Photo Christie's Image Ltd 2014

Each composed of a brilliant-cut diamond quatrefoil cluster suspending an old-cut pear shape diamond drop weighing approximately 6.30 and 6.96 carats respectively, to plain claw settings, 3.0cm long, post fittings, maker's case. Signed Munoa. Estimate £120,000 – £150,000 ($200,880 - $251,100)

Accompanied by report no.s 5151961624 and 2155961427 dated 05 March 2014 from The Gemological Institute of America (GIA) stating the 6.30ct and 6.96ct diamond are both I Colour, VS1 Clarity, no fluorescence

Notes: These earrings were made by the Joyeria Casa Munoa, San Sebastián, Spain.

Christie's. IMPORTANT JEWELS, 4 June 2014, London, King Street -http://www.christies.com/