18k White Gold 3.00ct Tanzanite & 0.45ct Diamond Ring with Valuation

Design: square cushion cut tanzanite secured in a 4-pillar and bezel setting at centre, either side is a triangular platform grain set with 17 x single cut diamonds. On an open-backed, flat and tapered band with raised split shoulders, each grain set with 22x single cuts and channel set with 5 x baguette diamonds, each side channel set with a row of 4 x baguette diamonds.
Metal Type: 18ct white gold, Stamped 'G18K'
Measurement: widest point of ring face is 13mm
Tanzanite:
1 pc, 3.00ct, square cushion cut, 9.1mm x 8.87mm, greenish violet blue colour, dark tone, moderate saturation. Make is good/very good. Stone displays trichroism
Diamonds:
0.45cts, 96 pcs, single cut / baquette cut natural Diamonds, Colour F-J, Clarity VS2-I1, make is good/very good.
Total Weight: 6.84 grams
Condition: BRAND NEW
Quality/Standard: Very good
Valuation Document is provided, please refer to photos.
Retail Valuation: $5200