Yellow gold ring adorned with an emerald

Yellow gold halo ring, set with an oval emerald of 4.87cts, enhanced with 22 brilliant cut diamonds totaling approximately 0.80ct.

The emerald has a laboratory certificate stating that it has not undergone any treatment;

Material: 18k yellow gold
Hallmark: Eagle's head
Weight: 8.7 grams
Length: 1.8 cm
Width: 1.5cm
Adjustable finger circumference: 55
Carat number: Emerald 4.87cts; Dts: 0.80ct
Number of stones: 23 stones
Period: 1990