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Sapphire – Tourmaline Rubelite – Tanzanite – Copper Bearing Tourmaline – 6.65 ct in total

Lot reference 17952507
Sapphire – Tourmaline Rubelite – Tanzanite – Copper Bearing Tourmaline – 6.65 ct in total

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IGI certificates

Weight: 0.01-0.49
Country: Not known
Certification: IGI

Lot of 4 stones with IGI certificate
Sapphire: 0.57 ct – dark blue, transparent – pear mixed cut – 6.28 x 4.83 x 2.70 mm – IGI F7A33153 – Treatment: enhanced, sapphires are usually improved (thermal process)
Tourmaline Rubelite: 3.39 ct – brownish pink – emerald cut – 10.75 x 7.47 x 4.55 mm – IGI 250600471 – no specific indications on treatment
Tanzanite: 1.82 ct – blueish violet – oval mixed cut – 8.00 x 6.06 x 4.83 mm – IGI 245636096 – Treatment: the tanzanite is heat-treated, which is common practice for this type of precious stone
Copper Bearing Tourmaline: 0.87 ct – greenish blue – oval mixed cut – 6.48 x 5.42 x 3.94 mm – IGI 245636456 – no specific indications on treatment

Shipping via express courier.

It MarcoBrunello  

Reviews given: 1
Member since: April 1, 2017

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