Princess|Lab Grown|IGI

1.30ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG445038566

Shape and cutting style on the report: Princess cut

Certificate IGI LG445038566

Diamond specifications and retailer prices

From €584 EUR
As of November 6, 2026
Save €2,264 EUR (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,848 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.3ct lab-grown princess diamond

This 1.3ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038566 or 445038566. Listed at 12 retailers as of November 5, 2026, with prices from €584 to €2,848, a €2,264 spread on the same certified stone. MOH London lists it at €2,848. 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

1.30
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038566
Dimensions5.87 × 5.81 × 4.23 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
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Top View
5.87 mm5.81 mm1.30 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038566
Side View
Table 69.0%Crown 45.3°Girdle: STK-THKPavilion 38°Culet: NoneDepth 72.8%

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: €2,848 EUR|Low: €561 EUR|High: €2,890 EUR|Avg: €1,185 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 9€584 EUR
Retailer 3€636 EUR
Retailer 4€654 EUR
Retailer 7€668 EUR
Retailer 10€678 EUR
Retailer 14€678 EUR
Retailer 13€837 EUR
Retailer 2€1,023 EUR
Retailer 5€1,097 EUR
Retailer 11€1,107 EUR
Retailer 8€1,731 EUR
Retailer 12€1,906 EUR
Retailer 6€1,941 EUR
MOH London€2,848 EUR

40 data points across 14 retailers

12 retailers€584 EUR to €2,848 EUR

A
Cheapest Retailer
-
€584 EUR
A
Retailer 2
-
€636 EUR
View
A
Retailer 3
-
€654 EUR
View
Final sale: no returns
A
Retailer 4
-
€668 EUR
View
Retailer 5
-
€678 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
-
€678 EUR
View
A
Retailer 7
-
€837 EUR
View
A
Retailer 8
-
€1,023 EUR
View
B+
Retailer 9
-
€1,107 EUR
View
B+
Retailer 10
-
€1,731 EUR
View
B
Retailer 11
-
€1,906 EUR
View
Most Expensive
B
MOH London
LG445038566 · Nov 5
€2,848 EUR
£2,517 GBP
View
11 more retailers have this diamond
Prices start from €584 EURSave up to €2,264 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
1.30ct Princess
€584 EUR