Total mass 3.72g certificate number with diamonds, 18K claim, amplifying inspection: natural bag body;
2 thoughts on “My friend sent me a tourmaline ring, which is red, 3.72g, has a certificate, and the refractive index is 1.63. What is the value?”
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Your situation is not complete, so, I give you a similar ring data for your reference, I hope it will be helpful to you!
Saky 18K rose golden tourmaline women's rings inlaid diamond ring price: ￥ 2599.00
Certificate: national authoritative certificate
number: W02612-R-1
Material: Rose Gold
Metal weight: about 2.40 grams
Posemiated drill information
shape: round
Quantity: 16 pieces
Total weight: 0.128 Carat
gemstone information
type: tourmaline
shape: oval
clarity: hard to see defects
color: red
size size : 1 carat
3.72G, carats are not small, but Caibao is mainly based on the net. If it is very clean, the price will be high. The red tourmaline is mainly in Mozambique. Now, the red tourmaline is compared to other colors. better. In the case, it depends mainly on where it is out. Is it the University of Geology? Don't be that kind of research institute.