2 very rare YOGO Sapphire gems CORNFLOWER Blue NATURAL gems 0.40ctw (Lot Y03)
These tapered baguette gems are matched and measure 4.2mm length by 3.0mm by 2.3mm in widths and weigh a combined 0.40cts. These will show blue/violet-blue/blueish violet colors depending on the lighting conditions. These are suitable for jewelry (great accents for a custom diamond engagement ring), but also a great addition to your gem and mineral collection! Species: 2 YOGO Montana Sapphires Locality: YOGO, Montana, USA. Weight: 0.40ctw Size: 4.2x3.0x2.3mm.Yogo sapphires are unique because they do not have silk so are a pure, uniform blue when mined. They do not require heating to. Improve clarity and to remove color zones. Yogos are some of the finest sapphires found anywhere in the world, but sizes are always. Small and a 1/2ct Yogo or larger are considered extremely rare. Document showing the trail of the rough to the finished sapphire, From the mine owner to gem cutter, and then acquisition of the remaining inventory by Atlantis Gems Inc. In March 1993, AMAX, Inc. During this option period Yogo rough gems were recovered, sent to Bangkok, Thailand for cutting, yielding approximately 1000 carats of faceted gems. While some stones cut into magnificent gems as large as 1.8 carats, 80 percent of the rough yielded cut gems averaging less than 10 points. Atlantis Gems, advisor to Amax on the cutting, acquired the remaining faceted inventory in 1996. Supplies are limited to stock on hand.
For further information, please refer to the book "YOGO The Great American Sapphire" by Stephen M. THE ITEM IN THE PICTURES IS THE ACTUAL ITEM FOR SALE!There are 25.4mm in 1.0 inch. I have a 14 day return period. I will give you instructions on where to return the item.
If for any reason you are unhappy, PLEASE CONTACT ME BEFORE LEAVING NEGATIVE OR NEUTRAL FEEDBACK. MY MAIN GOAL IS TO MAKE YOU HAPPY. Most measurements are given in millimeters, there are 25.4 millimeters in 1.0 inch. The item "2 very rare YOGO Sapphire gems CORNFLOWER Blue NATURAL gems 0.40ctw (Lot Y03)" is in sale since Friday, February 7, 2020. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Sapphire\Natural Sapphires".The seller is "atlantisgems-denver" and is located in Brighton, Colorado. This item can be shipped to United States.
- Shape: Tapered Baguette
- Country of Origin: United States
- Modified Item: No
- Country/Region of Manufacture: Thailand
- Natural/Lab-Created: Natural
- Length: 4.2mm
- Width: 4.2x3.0x2.3mm
- Gemstone: Sapphire
- Lot: No
- Cut Grade: Excellent
- Variety/Type: YOGO
- Color: violet-blue/Blue/blueish-violet
- Treatment: None (No Enhancement)
- Total Carat Weight (TCW): 0.40