Radiant|Lab Grown|IGI

1.53ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG754561853

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754561853

Diamond specifications and retailer prices

From $235 USD
As of November 6, 2026
Save $575 USD (71%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $810 USD at Taylor and Hart · As of November 6, 2026
View at Taylor and Hart

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant 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 LG754561853 or 754561853. Listed at 4 retailers as of November 6, 2026, with prices from $235 to $810, a $575 spread on the same certified stone. Taylor and Hart lists it at $810. 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 angle38.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754561853
Dimensions7.91 × 5.74 × 4.00 mm
L/W Ratio1.38
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.91 mm5.74 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754561853
Side View
Table 61.0%Crown 38.8°Girdle: Slightly ThickPavilion 36.4°Culet: NoneDepth 69.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $423 USD|Low: $232 USD|High: $837 USD|Avg: $471 USD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
November 6, 2026
Retailer 2$235 USD
Retailer 3$413 USD
Retailer 1$423 USD
Taylor and Hart$810 USD

40 data points across 4 retailers

4 retailers$235 USD to $810 USD

A
Cheapest Retailer
-
$235 USD
B+
Retailer 2
-
$413 USD
View
A
Retailer 3
-
$423 USD
View
Most Expensive
B
Taylor and Hart
ILYLPZL · Nov 6
$810 USD
View
3 more retailers have this diamond
Prices start from $235 USDSave up to $575 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 Radiant
$235 USD