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Princess|Lab Grown|IGI

1.90ct K SI1 Princess Lab Grown Diamond

ID • K/SI1 • IGI LG451056589

Shape and cutting style on the report: Princess cut

Certificate IGI LG451056589

Diamond specifications and retailer prices

From €1,021 EUR
As of November 6, 2026
Save €2,775 EUR (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,796 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.9ct lab-grown princess diamond

This 1.9ct lab-grown princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451056589 or 451056589. Listed at 10 retailers as of November 5, 2026, with prices from €1,021 to €3,796, a €2,775 spread on the same certified stone. MOH London lists it at €3,796. 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

1.90
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056589
Dimensions6.71 × 6.69 × 4.82 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
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Top View
6.71 mm6.69 mm1.90 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056589
Side View
Table 69.5%Crown 46.4°Girdle: MediumPavilion 38.6°Culet: NoneDepth 72.0%

Caratlytics Score

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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: €3,796 EUR|Low: €981 EUR|High: €3,857 EUR|Avg: €1,865 EUR|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4€1,021 EUR
Retailer 5€1,185 EUR
Retailer 7€1,185 EUR
Retailer 3€1,341 EUR
Retailer 2€1,647 EUR
Retailer 9€1,702 EUR
Retailer 6€1,883 EUR
Retailer 8€2,334 EUR
MOH London€3,796 EUR

40 data points across 9 retailers

10 retailers€1,021 EUR to €3,796 EUR

A
Cheapest Retailer
-
€1,021 EUR
A
Retailer 2
-
€1,111 EUR
View
A
Retailer 3
-
€1,185 EUR
View
Retailer 4
-
€1,185 EUR
View
Price last confirmed 25 days ago
A
Retailer 5
-
€1,341 EUR
View
B+
Retailer 6
-
€1,647 EUR
View
B+
Retailer 7
-
€1,883 EUR
View
B
Retailer 8
-
€2,221 EUR
View
B
Retailer 9
-
€2,334 EUR
View
Most Expensive
B
MOH London
LG451056589 · Nov 5
€3,796 EUR
£3,355 GBP
View
9 more retailers have this diamond
Prices start from €1,021 EURSave up to €2,775 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
1.90ct Princess
€1,021 EUR