Lot 190. A 6.55 carats Colombian emerald and diamond ring, by Cartier. Estimate £ 30,000 - 50,000 (€ 35,000 - 58,000). © Bonhams 2001-2019

The step-cut emerald, weighing 6.55 carats, within a bombé surround of baguette and brilliant-cut diamonds, diamonds approximately 2.80 carats total, one diamond deficient, signed Cartier, numbered 89995, ring size J

Accompanied by a report from AGL stating that the emerald is of Colombian origin, with minor clarity enhancement (traditional). Report number 1099714, dated 19 March 2019.

Bonhams. LONDON JEWELS, 30 Apr 2019, 13:00 BST - LONDON, NEW BOND STREET