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IGI Certificate 0.5ct Round Lab Diamond 5mm HPHT 3EX D/F Color VVS1 Clarity Diamond
IGI Certificate 0.5ct Round Lab Diamond 5mm HPHT 3EX D/F Color VVS1 Clarity Diamond
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SPECIFICATIONS
Certificate: Yes
Certificate Type: IGI
Item Type: Beads / Round
Item Weight: 0.5 Carats
Main Stone: Lab-Grown Diamonds
Treatment: HPHT
Size: 5 mm
Purity: VS2
Color: D (the best)
HPHT (High Pressure High Temperature) Diamonds
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How it works: This method mimics the natural conditions deep inside the Earth. Carbon is placed in a special press and subjected to extremely high pressure (over 5 GPa) and very high temperatures (above 1,400 °C). Under these conditions, carbon atoms crystallize into diamond around a small seed crystal.
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Key features:
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Produces diamonds relatively quickly.
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Often used for smaller stones, industrial diamonds, or to improve color in natural diamonds.
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HPHT diamonds can sometimes show a metallic tint or inclusions due to the metal catalysts (iron, nickel, cobalt) used in the process.
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Result: A real diamond with the same hardness and structure as a natural one, created in weeks instead of billions of years.



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CERTIFICATE EXAMPLE
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