Princess|Lab Grown|IGI

1.50ct D SI1 Princess Lab Grown Diamond

EX • D/SI1 • IGI LG519261669

Shape and cutting style on the report: Princess cut

Certificate IGI LG519261669

Diamond specifications and retailer prices

From €447 EUR
$499 USD
As of October 30, 2026
Save €622 EUR (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,069 EUR at MOH London · As of October 29, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519261669 or 519261669. Listed at 6 retailers as of October 29, 2026, with prices from €447 to €1,069, a €622 spread on the same certified stone. MOH London lists it at €1,069. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519261669
Dimensions6.24 × 6.06 × 4.43 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.24 mm6.06 mm1.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519261669
Side View
Table 71.5%Crown 48.9°Girdle: THN-MEDPavilion 38.9°Culet: NoneDepth 73.1%

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: Oct 30
Current: €1,069 EUR|Low: €424 EUR|High: €1,102 EUR|Avg: €654 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4€447 EUR
Retailer 6€448 EUR
Retailer 2€498 EUR
Retailer 5€557 EUR
Retailer 3€931 EUR
MOH London€1,069 EUR

41 data points across 6 retailers

6 retailers€447 EUR to €1,069 EUR

A
Cheapest Retailer
-
€447 EUR
$499 USD
A
Retailer 2
-
€448 EUR
$500 USD
View
B+
Retailer 3
-
€498 EUR
£438 GBP
View
B+
Retailer 4
-
€557 EUR
$622 USD
View
Retailer 5
-
€931 EUR
$1,040 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
LG519261669 · Oct 29
€1,069 EUR
£940 GBP
View
5 more retailers have this diamond
Prices start from €447 EURSave up to €622 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
€447 EUR