Pair of diamond pendent earrings. Photo courtesy Sotheby's

Each set with a heart-shaped diamond surmount weighing 1.36 and 1.14 carats respectively, suspending a pear-shaped diamond pendant weighing 1.16 and 1.04 carats respectively, each within a frame of brilliant-cut stones, post and butterfly fittings. Estimate   32,000 — 52,000 CHF

The heart-shaped diamonds accompanied by GIA report no. 2125327740, dated 12 July 2010, and no. 2135743737, dated 10 August 2011; the pear-shaped diamonds accompanied by GIA report no. 1112664923, dated 2 February 2010, and no. 1116711790, dated 4 June 2013; all four reports stating that the diamonds are D Colour, Internally Flawless.