HPHT/CVD
Welcome to Hydray, buy HPHT/CVD laboratory grown diamonds
2021-10-5 · Lab-grown diamonds are created through a high-temperature carbon growing and compression process. Real diamonds are cut from a rough stone into the shape and carat weight that's desired. Similarly, once a synthetic diamond is grown, a cutter forms the shape. Placed side by side, a lab-created and a natural diamond look nearly identical.
Product name Total Pcs Price/ Pcs Price/ Lot Lot Action; Rough Synthetic Pink #1.50, 1 Kilograms/lot 1.00: $238.33: $238.33: Rough Synthetic Pink #2, 1 Kilograms/lot
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Product name Total Pcs Price/ Pcs Price/ Lot Lot Action; Rough Synthetic Pink #1.50, 1 Kilograms/lot 1.00: $238.33: $238.33: Rough Synthetic Pink #2, 1 Kilograms/lot
All Our Diamonds Are Natural. The rare and mystical fancy green diamond is renowned for its soothing natural gleam and exquisite light refraction. Its cool color originates from the proximity to rare underground minerals during its creation. Ranging in shades from Faint Green to Fancy Intense, Fancy Vivid and Fancy Deep, our extensive ...
Our complete inventory of raw diamonds and rough diamonds. Descriptions contain sizing and source information for each stone. If you do not see exactly what you are looking for, please be in direct touch with us at [email protected]
When you are going to buy synthetic gems, you have to know what colors you preferred. There are a serious colors for synthetic gems (included cubic zirconia, synthetic spinel, lab created corundum and nano gem) to choose. Each color have an arrange of shades from light to dark. We have over 50
Awarded the Antonio Bonanno Award for Excellence in Gemology for the year 2015. Holdin a PhD in physics from the University of Nantes, thesis on type Ib diamonds. .
Irradiation: exposure of a diamond to a source of radiation will change the position of atoms within the crystal lattice, which will cause its color to change.Green, blue and black diamonds can be created using this technique. Laboratory certificates mention .
Fancy colored diamonds of this type can be pink, gray, yellow, brown, light blue or light green. The Hope Diamond and the Graff Pink - extraordinary Type IIa Diamonds. Sometimes these stones are referred to as "Golconda Diamonds" after the Indian .
2016-4-28 · Natural-Color Green Diamonds: A Beautiful Conundrum. Figure 1. Natural-color green diamonds such as these rough (0.85–1.07 ct) and faceted (0.68–1.66 ct) stones submitted to GIA by clients or for scientific study are extremely rare and generally found in South America or Africa. Photos by various GIA staff.
2021-11-11 · Synthetic rutile can be created colorless, and it is this variety that is used as a diamond substitute. This mineral is, however, much softer than real diamond and scratches easily – rutile's hardness rating on the Mohs scale is 6.0-6.5. Spinel. Spinel is a natural mineral that occurs in colors such as red, green, brown, blue, black, and white.
2021-11-11 · Synthetic rutile can be created colorless, and it is this variety that is used as a diamond substitute. This mineral is, however, much softer than real diamond and scratches easily – rutile's hardness rating on the Mohs scale is 6.0-6.5. Spinel. Spinel .
9.54ct Rough Purple Zircon. $239.00. This natural, untreated zircon has a lovely soft mauve purple colour. The piece is an excellent shape for a high yield from cutting and with only minimal inclusions it should cut an eye clean stone, potentially 2-3ct.
Synthetic spinel, was first produced accidentally during an attempt to make a satisfactory blue synthetic sapphire by the Verneuil process.They are also manufactured so that they look like their Natural counterparts. Green Tourmaline stimulates joy and happiness in life with its lovely and vibrant color.