18ct yellow gold Marquise Ruby and Diamond ring

One ladies - 18ct yellow gold dress ring, narrow, half round shank with open back bezel with scolloped halo, polished finish. The item contains:

One rub over set marquise ruby, colour is "medium, red". Country of origin: Burma.
Dimensions = 8.9mm(L) x 5.1 mm(W) x 3.1 1 mm(D-estimated)

Total Weight = 0.80ct
Eighteen claw and rub over set round brilliant cut diamonds, clarity is "VS2-SI", colour is "H".
Dimensions = 1.5mm(Dia)x0.92mm(D-estimated)
Total Weight = 0.26ct calculated

Item Totals:
Total Item Weight = 2.60gm
Total Gemstone Weight = 1.06ct
Total Metal Weight = 2.39gm estimated
Replacement Valuation $ 5,982.00