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 €587 EUR
$656 USD
As of October 30, 2026
Save €2,297 EUR (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,884 EUR at MOH London · As of October 29, 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 October 29, 2026, with prices from €587 to €2,884, a €2,297 spread on the same certified stone. MOH London lists it at €2,884. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,884 EUR|Low: €468 EUR|High: €2,903 EUR|Avg: €1,186 EUR|+0.5%
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
October 30, 2026
Retailer 9€587 EUR
Retailer 3€639 EUR
Retailer 4€657 EUR
Retailer 2€671 EUR
Retailer 10€681 EUR
Retailer 14€681 EUR
Retailer 13€841 EUR
Retailer 7€1,036 EUR
Retailer 5€1,102 EUR
Retailer 11€1,112 EUR
Retailer 8€1,739 EUR
Retailer 12€1,915 EUR
Retailer 6€1,951 EUR
MOH London€2,884 EUR

39 data points across 14 retailers

12 retailers€587 EUR to €2,884 EUR

A
Cheapest Retailer
-
€587 EUR
$656 USD
A
Retailer 2
-
€639 EUR
$714 USD
View
A
Retailer 3
-
€657 EUR
$734 USD
View
Final sale: no returns
A
Retailer 4
-
€671 EUR
$750 USD
View
Retailer 5
-
€681 EUR
$761 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
€681 EUR
$761 USD
View
A
Retailer 7
-
€841 EUR
$940 USD
View
A
Retailer 8
-
€1,036 EUR
£912 GBP
View
B+
Retailer 9
-
€1,112 EUR
$1,242 USD
View
B+
Retailer 10
-
€1,739 EUR
$1,943 USD
View
B
Retailer 11
-
€1,915 EUR
$2,139 USD
View
Most Expensive
B
MOH London
LG445038566 · Oct 29
€2,884 EUR
£2,537 GBP
View
11 more retailers have this diamond
Prices start from €587 EURSave up to €2,297 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
€587 EUR