A pair of 56.50 carats Colombian cabochon emerald and diamond ear clips, Andreoli. EstimateUS$ 100,000 - 120,000 (€89,000 - 110,000). Photo: Bonhams.

each set with an oval cabochon emerald, measuring approximately 18.4 x 15.9 x 12.95mm and 18.7 x 16.2 x 12.80mm, within a circular-cut diamond surround signed Andreoli; emeralds weigh approximately 56.50 carats total; estimated total diamond weight: 3.70 carats; mounted in 18k gold; length: 1in. 

Accompanied by C. Dunaigre, Switzerland, report #CDC 1408618/1&2, dated September 3, 2014, stating the emeralds as: emerald, natural beryl, Colombian origin, with indications of minor clarity enhancement.

Accompanied by AGL report #CS 66659 A and B, dated May 11, 2015, stating the emeralds as: Colombian origin, minor, modern enhancement.