AN EMERALD AND DIAMOND RING, BY HARRY WINSTON

AN EMERALD AND DIAMOND RING, BY HARRY WINSTON
Set with a rectangular-cut emerald, weighing 7.90 carats, to the half-moon diamond shoulders, mounted in gold, size 6½
With maker's mark HW for Harry Winston
Accompanied by report no. 11010101 dated 24 January 2011 from the Gübelin GemLab stating that the emerald is of Colombian origin, with indications of minor clarity enhancement

And report no. 11-B-2134 dated 8 March 2011 from the GemTechLab stating that the emerald is of Colombian origin, with minor enhancement (oil)