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Princess|Lab Grown|IGI

2.31ct K SI1 Princess Lab Grown Diamond

ID • K/SI1 • IGI LG451055501

Shape and cutting style on the report: Princess cut

Certificate IGI LG451055501

Diamond specifications and retailer prices

From €1,734 EUR
As of November 6, 2026
Save €3,993 EUR (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €5,727 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 2.31ct lab-grown princess diamond

This 2.31ct lab-grown princess sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055501 or 451055501. Listed at 9 retailers as of November 5, 2026, with prices from €1,734 to €5,727, a €3,993 spread on the same certified stone. MOH London lists it at €5,727. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.31
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055501
Dimensions7.27 × 7.25 × 5.03 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
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Top View
7.27 mm7.25 mm2.31 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055501
Side View
Table 72.0%Crown 44.7°Girdle: MediumPavilion 38.2°Culet: NoneDepth 69.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €5,727 EUR|Low: €1,734 EUR|High: €7,196 EUR|Avg: €3,853 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4€1,734 EUR
Retailer 2€2,161 EUR
Retailer 6€2,594 EUR
Retailer 5€3,148 EUR
Retailer 3€3,302 EUR
MOH London€5,727 EUR
Retailer 7€7,196 EUR

18 data points across 7 retailers

9 retailers€1,734 EUR to €5,727 EUR

A
Cheapest Retailer
-
€1,734 EUR
A
Retailer 2
-
€1,886 EUR
View
A
Retailer 3
-
€2,011 EUR
View
Retailer 4
-
€2,011 EUR
View
Price last confirmed 26 days ago
A
Retailer 5
-
€2,161 EUR
View
B+
Retailer 6
-
€2,764 EUR
View
B+
Retailer 7
-
€3,148 EUR
View
B+
Retailer 8
-
€3,302 EUR
View
Most Expensive
B
MOH London
LG451055501 · Nov 5
€5,727 EUR
£5,061 GBP
View
8 more retailers have this diamond
Prices start from €1,734 EURSave up to €3,993 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.

A
2.31ct Princess
€1,734 EUR