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18KT White Gold 21.80ct Tanzanite and Diamond Necklace

Currency:USD Category:Jewelry / Fine Jewelry Start Price:21,000.00 USD Estimated At:90,000.00 - 119,990.00 USD
18KT White Gold 21.80ct Tanzanite and Diamond Necklace
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DEMO ITEM
One prong set oval mixed cut natural tanzanite, measuring 18.90 x 14.20 x 10.75mm, 10%. bulge factor, approximate weight of 21.80ct., clarity is eye clean, type I, medium dark, moderately strong, violetish blue color, (GIA vB 6/4), cut is good. Transmitting light with no distortion, transparent. Colored Stone Grading Report attached. Graded in the setting. Tanzanite is a very rare gemstone that is only found in the country of Tanzania. Originally discovered in 1967. Tiffany & Company, named the stone Tanzanite. It is found in the Usumburu Mountains that border the Umba Valley of northern Tanzania. Tanzanite occurs in gray, brown, violet, blue, reddish-purple, & green. The gem is interesting because of its exceptional pleochroism. Rotated in different directions a tanzanite will exhibit multiple changes of color. Tanzanite has a low tolerance to ultrasonic cleaning, and should not be cleaned using this method. Two Hundred Two prong set round brilliant cut diamonds, measuring 1.20 - 1.00 x 0.66mm (depth est.) approximate. Total Weight of 202 Stones = 1.07ct. Graded in the setting. Clarity: SI-1 to I-1 . Color: G - I Eight tension set round brilliant cut diamonds, measuring 1.60 - 1.50 x 0.93mm (depth est.) approximate. Total Weight of 8 Stones = 0.21ct. Clarity: SI-1 to SI-2 . Color: G - H Eight bezel set round brilliant cut diamonds, measuring 1.90 - 1.80 x 1.11mm (depth est.) approximate. Total Weight of 8 Stones = 0.29ct. Clarity: SI-1 to SI-2 . Color: G - H Four prong set round brilliant cut diamonds, measuring 2.90 - 2.80 x 1.71mm (depth est.) approximate. Total Weight of 4 Stones = 0.44ct. Clarity: SI-1 to SI-2 . Color: G - H Four tension set round brilliant cut diamonds, measuring 3.30 - 3.20 x 1.95mm (depth est.) approximate. Total Weight of 4 Stones = 0.60ct. Clarity: SI-1 to SI-2 . Color: G - H Thirty-Two channel set baguette cut (tapered) diamonds, measuring from 3.00 x 1.70 x 1.19mm (depth est.) to 3.20 x 1.80 x 1.26mm (depth est.) approximate. Total Weight of 32 Stones = 1.95ct. Clarity: VVS-1 to VS-1. Color: G - H Fifty-Six channel set baguette cut (tapered) diamonds, measuring from 2.00 x 1.30 x 0.91mm (depth est.) to 2.50 x 1.50 x 1.05mm (depth est.) approximate. Total Weight of 56 Stones = 1.58ct. Clarity: VVS-1 to VS-1. Color: G - H Four prong set round brilliant cut diamonds, measuring 4.20 - 4.00 x 2.46mm (depth est.) approximate. Total Weight of 4 Stones = 1.10ct. Clarity: SI-1 to SI-2 . Color: G - I Six prong set round brilliant cut diamonds, measuring 3.80 - 3.50 x 2.19mm (depth est.) approximate. Total Weight of 6 Stones = 1.10ct. Clarity: SI-1 to SI-2 . Color: G - I Ten prong set round brilliant cut diamonds, measuring 3.50 - 3.50 x 2.10mm (depth est.) approximate. Total Weight of 10 Stones = 1.66ct. Clarity: SI-1 to SI-2 . Color: G - I Ten prong set round brilliant cut diamonds, measuring 2.60 - 2.60 x 1.56mm (depth est.) approximate. Total Weight of 10 Stones = 0.74ct. Clarity: SI-1 to SI-2 . Color: G - I One Hundred prong set round brilliant cut diamonds, measuring 2.20 - 2.00 x 1.26mm (depth est.) approximate. Total Weight of 100 Stones = 3.49ct. Clarity: SI-1 to I-1 . Color: G - I. Total Weight of Colored Stones 21.80ct.. Total Weight of Diamonds 14.23ct. AIG Appraised at $119,990.00.