18ct white gold Colombian emerald and diamond dress ring

One ladies - 18ct white gold dress ring, narrow, low half round shank with underrail bezel, polished finish, hallmarked (18CT). The item contains:
One bezel emerald emerald cut natural emerald, colour is "light, green". Country of origin "Colombia"
Dimensions = 11.25mm(L) x 7mm(W) x 4.27mm(D-estimated)

Total Weight = 2.59ct
Eighteen bead set natural round brilliant cut diamonds, clarity is "SI", colour is "G-H".
Dimensions = 1.8mm(Dia) x1.1 mm(D-estimated)
Total Weight = 0.40ct estimated

Item Totals:
Total Item Weight = 5.80gm
Total Gemstone Weight = 2.99ct
Total Metal Weight = 5.20gm estimated
Replacement Valuation $ 9.300.00