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Radiant|Lab Grown|IGI

1.31ct H VS2 Radiant Lab Grown Diamond

VG • H/VS2 • IGI LG514254133

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG514254133

Diamond specifications and retailer prices

From €666 EUR
As of November 4, 2026
Save €756 EUR (53%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,422 EUR at Loose Grown Diamond · As of November 4, 2026
View at Loose Grown Diamond

About this 1.31ct lab-grown radiant diamond

This 1.31ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG514254133 or 514254133. Listed at 4 retailers as of November 4, 2026, with prices from €666 to €1,422, a €756 spread on the same certified stone. Loose Grown Diamond lists it at €1,422. 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

1.31
Carat
H
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514254133
Dimensions6.96 × 5.35 × 3.75 mm
L/W Ratio1.30
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.96 mm5.35 mm1.31 ctH / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514254133
Side View
Table 66.5%Crown 44.8°Girdle: Slightly ThickPavilion 31.3°Culet: NoneDepth 70.1%

Caratlytics Score

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

Last verified: Nov 4
Current: €1,422 EUR|Low: €666 EUR|High: €3,357 EUR|Avg: €1,525 EUR|+1.6%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 3€666 EUR
Retailer 6€877 EUR
Retailer 4€884 EUR
Retailer 8€1,038 EUR
Retailer 9€1,093 EUR
Retailer 5€1,354 EUR
Loose Grown Diamond€1,422 EUR
Retailer 7€2,530 EUR
Retailer 2€3,312 EUR

13 data points across 9 retailers

4 retailers€666 EUR to €1,422 EUR

B+
Cheapest Retailer
-
€666 EUR
Retailer 2
-
€884 EUR
View
Price last confirmed 19 days ago
Most Expensive
C
Loose Grown Diamond
514254133 · Nov 4
€1,422 EUR
$1,602 USD
View
2 more retailers have this diamond
Prices start from €666 EURSave up to €756 EUR

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+
1.31ct Radiant
€666 EUR