Princess|Lab Grown|IGI

1.50ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG624426379

Shape and cutting style on the report: Princess cut

Certificate IGI LG624426379

Diamond specifications and retailer prices

From $206 USD
As of October 30, 2026
Save $1,774 USD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,980 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG624426379 or 624426379. Listed at 8 retailers as of October 29, 2026, with prices from $206 to $1,980, a $1,774 spread on the same certified stone. Do Amore Diamonds lists it at $1,980. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624426379
Dimensions6.23 × 6.20 × 4.48 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.23 mm6.20 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624426379
Side View
Table 70.0%Crown 43.6°Girdle: MediumPavilion 39.2°Culet: NoneDepth 72.3%

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: $1,980 USD|Low: $206 USD|High: $2,000 USD|Avg: $831 USD|+2.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8$206 USD
Retailer 6$239 USD
Retailer 10$442 USD
Retailer 12$470 USD
Retailer 4$492 USD
Retailer 3$567 USD
Retailer 13$806 USD
Retailer 7$824 USD
Retailer 9$890 USD
Retailer 11$906 USD
Retailer 2$1,135 USD
Retailer 5$1,150 USD
Do Amore Diamonds$1,980 USD

17 data points across 13 retailers

8 retailers$206 USD to $1,980 USD

A
Cheapest Retailer
-
$206 USD
A
Retailer 2
-
$239 USD
View
B+
Retailer 3
-
$442 USD
View
B
Retailer 4
-
$824 USD
View
B
Retailer 5
-
$890 USD
View
B
Retailer 6
-
$906 USD
View
B
Retailer 7
-
$1,135 USD
£894 GBP
View
Most Expensive
B
Do Amore Diamonds
27-55DEE9254 · Oct 29
$1,980 USD
View
7 more retailers have this diamond
Prices start from $206 USDSave up to $1,774 USD

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
$206 USD