Vintage 18 Ct Gold Ring Large Emerald Diamonds Size J half

Vintage 18 Ct Gold Ring Large Emerald Diamonds Size J half.

18 ct Yellow Gold, Oval Emerald & Diamond Ring, 18 K, Size j 1/2, UK Hallmarked,

Used but looks new. 2.55 gram weight. 0.30 ct emerald and about 0.50 ct diamond.  F colour, si clarity