Princess|Lab Grown|IGI

2.50ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG447001242

Shape and cutting style on the report: Princess cut

Certificate IGI LG447001242

Diamond specifications and retailer prices

From $1,460 USD
As of October 30, 2026
Save $7,210 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,670 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct lab-grown princess diamond

This 2.5ct lab-grown princess sits in the two to three carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001242 or 447001242. Listed at 12 retailers as of October 29, 2026, with prices from $1,460 to $8,670, a $7,210 spread on the same certified stone. MOH London lists it at $8,670. 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

2.50
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001242
Dimensions7.63 × 7.35 × 5.00 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
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Top View
7.63 mm7.35 mm2.50 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001242
Side View
Table 75.0%Crown 43.6°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 68.0%

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: $8,670 USD|Low: $1,460 USD|High: $12,177 USD|Avg: $4,757 USD|-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 2$1,460 USD
Retailer 9$2,933 USD
Retailer 14$3,191 USD
Retailer 3$3,284 USD
Retailer 10$3,403 USD
Retailer 13$3,403 USD
Retailer 4$3,560 USD
Retailer 5$4,110 USD
Retailer 12$4,252 USD
Retailer 7$4,771 USD
Retailer 8$4,889 USD
Retailer 11$5,291 USD
MOH London$8,670 USD
Retailer 6$12,177 USD

29 data points across 14 retailers

12 retailers$1,460 USD to $8,670 USD

A
Cheapest Retailer
-
$1,460 USD
B+
Retailer 2
-
$2,933 USD
View
B+
Retailer 3
-
$3,191 USD
View
B+
Retailer 4
-
$3,284 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,403 USD
View
Retailer 6
-
$3,403 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$3,560 USD
View
B
Retailer 8
-
$4,252 USD
View
B
Retailer 9
-
$4,771 USD
£3,757 GBP
View
B
Retailer 10
-
$4,889 USD
View
B
Retailer 11
-
$5,291 USD
View
Most Expensive
B
MOH London
LG447001242 · Oct 29
$8,670 USD
£6,827 GBP
View
11 more retailers have this diamond
Prices start from $1,460 USDSave up to $7,210 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
2.50ct Princess
$1,460 USD