cubic zirconia Rough, Moissanite Diamond, Lab created Star Ruby, Star Sapphire. NOTE: all prices are per carat, so you need to multiply the price per carat to the carat weight of the gem (ie: a Yellow Sapphire that is 6.00 carats, "Y" hue, "Exceptional" tone and saturation, and "VVS" clarity, is priced at $2,400 to $3,300 per carat, so the total Retail price would be 6 x $2,400 = $14,400 on the low side, and 6 x $3,300 = $19,800 on the high side of the Retail price). About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Simulated Yellow Sapphire, Glass Tanzanite Gems. 102Ct Natural Yellow Golden Star Sapphire Facet Rough Specimen YHX1487. Free shipping on many items Browse your favorite brands affordable prices. This process can be described in terms of a structural defect, which affects the energy band gap of the corundum resulting in modification of its physical appearance such as color 4. Next using the Clarity Rating on the Gem Report, find the Price Chart having the same Clarity Rating, then match the Carat Weight of the gem with the applicable Color Grade column to arrive at the retail price per carat. Get the best deals on Rough Loose Sapphires when you shop the largest online selection at . The cause of yellow color in sapphire normally occurs when Fe 3+ substitutes Al 3+ in the corundum structure 2, 3. This will tell you the overall Color Grade. Using the Hue, Tone, & Saturation Numbers on the Gem Report, match the Hue, then match the Tone, & Saturation Numbers in the "Exceptional", "Very Good", or "Good" columns. every gem graded with the GIA Gemset will have a Hue, Tone, & Saturation rating, as well as a Clarity rating. Here's how to read and understand this Price Guide.
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