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Princess|Lab Grown|IGI

1.53ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG544280452

Shape and cutting style on the report: Princess cut

Certificate IGI LG544280452

Diamond specifications and retailer prices

From $220 USD
As of October 30, 2026
Save $1,080 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,300 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG544280452 or 544280452. Listed at 17 retailers as of October 29, 2026, with prices from $220 to $1,300, a $1,080 spread on the same certified stone. Brilliant Earth lists it at $1,300. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544280452
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
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
10.37 mm7.13 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544280452
Side View
Table 66.0%Crown 40.6°Girdle: MediumPavilion 38.6°Culet: NoneDepth 73.2%

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: $1,300 USD|Low: $211 USD|High: $1,340 USD|Avg: $597 USD|-0.8%
Brilliant Earth
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 15$220 USD
Retailer 7$245 USD
Retailer 8$255 USD
Retailer 4$272 USD
Retailer 16$272 USD
Retailer 2$350 USD
Retailer 3$368 USD
Retailer 11$442 USD
Retailer 17$471 USD
Retailer 10$506 USD
Retailer 5$527 USD
Retailer 14$876 USD
Retailer 13$879 USD
Retailer 9$929 USD
Retailer 12$1,093 USD
Retailer 6$1,257 USD
Brilliant Earth$1,300 USD

40 data points across 17 retailers

17 retailers$220 USD to $1,300 USD

A
Cheapest Retailer
-
$220 USD
A
Retailer 2
-
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$255 USD
View
A
Retailer 4
-
$272 USD
View
A
Retailer 5
-
$272 USD
View
A
Retailer 6
-
$350 USD
£275 GBP
View
B+
Retailer 7
-
$368 USD
View
A
Retailer 8
-
$442 USD
€421 EUR
View
B+
Retailer 9
-
$471 USD
View
B+
Retailer 10
-
$506 USD
£399 GBP
View
B+
Retailer 11
-
$527 USD
View
B
Retailer 12
-
$876 USD
View
B
Retailer 13
-
$879 USD
View
B
Retailer 14
-
$929 USD
View
B
Retailer 15
-
$1,093 USD
£861 GBP
View
B
Retailer 16
-
$1,257 USD
View
Most Expensive
B
Brilliant Earth
16047210A · Oct 29
$1,300 USD
View
16 more retailers have this diamond
Prices start from $220 USDSave up to $1,080 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
$220 USD