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4.65ct Tanzanite and 1.70ctw Diamond Ring (GIA CERTIFIED)

  USD $3,250
  United States

One polished, stamped, and tested 18K white gold ring mounted with: 1 genuine tanzanite center stone weighing 4.65 carat, and 86 genuine diamonds weighing 1.70 carats. This item weights 6.1 grams, condition is new, excellent workmanship.

Main Gemstone

GIA Report No. 1166950250

Species: Natural Zoisite

Variety: Tanzanite

Shape: Oval

Cutting Style: Modified Brilliant Cut

Measurements: 11.70 x 8.87 x 6.64 mm

Weight: 4.65 carat

Color: Violet

Cut Grade: Very Good

Refractive Index: 1.691 - 1.700 DR

Birefringence: 0.008 - 0.013

Hardness: 6.5 - 7

Adjacent Gemstones on Ring

Identity: Natural Diamond

Cut: Baguette / Round Brilliant

Quantity: 86 Diamonds

Measuremetns: 3.5 x 2.0 mm (20 baguette)

1.5 - 1.7 mm (66 round)

Total Weight: 1.70 carats

Clarity Grade: VS1 - SI2

Color Grade: G - I

Refractive Index: 2.418

Hardness: 10

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Brand Other
Type Rings
Location United States
Designer / Brand Orianne (Other)
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Condition new