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Princess|Lab Grown|IGI

1.53ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG436046662

Shape and cutting style on the report: Princess cut

Certificate IGI LG436046662

Diamond specifications and retailer prices

From $900 USD
As of November 2, 2026
Save $4,024 USD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,924 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct lab-grown princess diamond

This 1.53ct 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 LG436046662 or 436046662. Listed at 11 retailers as of November 1, 2026, with prices from $900 to $4,924, a $4,024 spread on the same certified stone. MOH London lists it at $4,924. 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

1.53
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046662
Dimensions6.35 × 6.21 × 4.40 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.35 mm6.21 mm1.53 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046662
Side View
Table 73.5%Crown 44.4°Girdle: Slightly ThickPavilion 38.1°Culet: NoneDepth 70.9%

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 2
Current: $4,924 USD|Low: $900 USD|High: $4,983 USD|Avg: $2,375 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$900 USD
Retailer 4$1,321 USD
Retailer 6$1,478 USD
Retailer 10$1,511 USD
Retailer 7$1,705 USD
Retailer 3$1,785 USD
Retailer 9$2,108 USD
Retailer 5$2,424 USD
Retailer 8$2,857 USD
Retailer 11$4,388 USD
MOH London$4,924 USD

13 data points across 11 retailers

11 retailers$900 USD to $4,924 USD

A
Cheapest Retailer
-
$900 USD
B+
Retailer 2
-
$1,321 USD
View
B+
Retailer 3
-
$1,437 USD
View
B+
Retailer 4
-
$1,478 USD
View
Final sale: no returns
B
Retailer 5
-
$1,533 USD
View
Retailer 6
-
$1,533 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$1,705 USD
View
B
Retailer 8
-
$2,424 USD
View
B
Retailer 9
-
$2,857 USD
View
B
Retailer 10
-
$2,873 USD
View
Most Expensive
B
MOH London
LG436046662 · Nov 1
$4,924 USD
£3,877 GBP
View
10 more retailers have this diamond
Prices start from $900 USDSave up to $4,024 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
1.53ct Princess
$900 USD