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Princess|Lab Grown|IGI

1.50ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG445038009

Shape and cutting style on the report: Princess cut

Certificate IGI LG445038009

Diamond specifications and retailer prices

From €784 EUR
As of November 4, 2026
Save €3,508 EUR (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,292 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown princess diamond

This 1.5ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038009 or 445038009. Listed at 12 retailers as of November 4, 2026, with prices from €784 to €4,292, a €3,508 spread on the same certified stone. MOH London lists it at €4,292. 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

1.50
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038009
Dimensions6.22 × 6.05 × 4.55 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.22 mm6.05 mm1.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038009
Side View
Table 71.0%Crown 45.3°Girdle: STK-VTKPavilion 39.7°Culet: NoneDepth 75.2%

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: Nov 4
Current: €4,292 EUR|Low: €784 EUR|High: €4,355 EUR|Avg: €1,965 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
Retailer 15
November 6, 2026
Retailer 8€784 EUR
Retailer 9€1,155 EUR
Retailer 14€1,256 EUR
Retailer 15€1,292 EUR
Retailer 10€1,339 EUR
Retailer 13€1,339 EUR
Retailer 7€1,457 EUR
Retailer 3€1,492 EUR
Retailer 5€1,846 EUR
Retailer 2€1,901 EUR
Retailer 11€2,120 EUR
Retailer 4€2,496 EUR
Retailer 12€2,510 EUR
Retailer 6€3,835 EUR
MOH London€4,292 EUR

29 data points across 15 retailers

12 retailers€784 EUR to €4,292 EUR

A
Cheapest Retailer
-
€784 EUR
B+
Retailer 2
-
€1,155 EUR
View
B+
Retailer 3
-
€1,256 EUR
View
B+
Retailer 4
-
€1,292 EUR
View
Final sale: no returns
B+
Retailer 5
-
€1,339 EUR
View
Retailer 6
-
€1,339 EUR
View
Price last confirmed 25 days ago
B
Retailer 7
-
€1,492 EUR
View
B
Retailer 8
-
€1,901 EUR
View
B
Retailer 9
-
€2,120 EUR
View
B
Retailer 10
-
€2,496 EUR
View
B
Retailer 11
-
€2,510 EUR
View
Most Expensive
B
MOH London
LG445038009 · Nov 5
€4,292 EUR
£3,793 GBP
View
11 more retailers have this diamond
Prices start from €784 EURSave up to €3,508 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
1.50ct Princess
€784 EUR