Cushion|Lab Grown|IGI

5.50ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG642451797

Certificate IGI LG642451797

Diamond specifications and retailer prices

This diamond has been sold
Last seen: Aug 27, 2026 at $6,870 USD
$6,870 USDlast known price

About this 5.5ct lab-grown cushion diamond

This 5.5ct lab-grown cushion sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG642451797. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.50
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG642451797
Dimensions12.14 × 9.44 × 6.51 mm
L/W Ratio1.29
Top View
12.14 mm9.44 mm5.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642451797
Side View
Table 64.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.0%

Caratlytics Score

How it works
B
Good
Decent quality, room for better deals
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Price History

Last verified: Aug 27
Current: $6,870 USD|Low: $580 USD|High: $8,360 USD|Avg: $3,755 USD|-17.8%
Do Amore Diamonds
Flawless Fine Jewelry
Taylor and Hart
William & Sons Jewelers

11 data points across 4 retailers

Historical Listings

Best Price
William & Sons Jewelers
cert_LG642451797 · Aug 22
$617 USD
View
Flawless Fine Jewelry
EC7A9E69F · Aug 26
$2,134 USD
£1,680 GBP
View
B
Taylor and Hart
A86C8EX · Aug 27
$3,567 USD
View
Do Amore Diamonds
27-EC7A9E69F · Aug 27
$6,870 USD
View

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5.50ct H VS1 Cushion Lab-Grown Diamond (Sold), IGI LG642451797