A white gold, emerald and diamond set oval cluster ring

Claw set with the oval cut emerald in a surround of twelve circular cut diamonds between diamond set shoulders, detailed 18 CT 750, ring size N, gross weight 4.2 gms, with a WGI Certificate stating the natural emerald to weigh 1.34 cts and to originate from Zambia and to have no indication of treatment, also an IGR Report confirming the same weight for the natural emerald 755