Cushion|Lab Grown|IGI

4.31ct F VVS2 Cushion Lab Grown Diamond

VG • F/VVS2 • IGI LG851619134

Certificate IGI LG851619134

Diamond specifications and retailer prices

From $2,018 USD
£1,589 GBP
As of November 2, 2026
Save $2,855 USD (59%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,873 USD at Taylor and Hart · As of November 1, 2026
View at Taylor and Hart

About this 4.31ct lab-grown cushion diamond

This 4.31ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG851619134 or 851619134. Listed at 2 retailers as of November 1, 2026, with prices from $2,018 to $4,873, a $2,855 spread on the same certified stone. Taylor and Hart lists it at $4,873. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.31
Carat
F
Color
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG851619134
Dimensions11.99 × 7.48 × 4.88 mm
L/W Ratio1.60
Top View
11.99 mm7.48 mm4.31 ctF / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851619134
Side View
Table 67.0%CrownGirdle: MED-STKPavilionCulet: LargeDepth 65.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $2,018 USD|Low: $2,018 USD|High: $4,873 USD|Avg: $3,922 USD
Retailer 1
Taylor and Hart
November 2, 2026
Retailer 1$2,018 USD
Taylor and Hart$4,873 USD

2 data points across 2 retailers

2 retailers$2,018 USD to $4,873 USD

B+
Cheapest Retailer
-
$2,018 USD
£1,589 GBP
Most Expensive
B
Taylor and Hart
4BKPMKN · Nov 1
$4,873 USD
View
1 more retailer has this diamond
Prices start from $2,018 USDSave up to $2,855 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
4.31ct Cushion
$2,018 USD