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Radiant|Lab Grown|IGI

1.53ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG633402068

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

Certificate IGI LG633402068

Diamond specifications and retailer prices

From $1,038 AUD
As of November 5, 2026
2 retailers carry this diamond
Most expensive: $1,252 AUD at Rare Carat · As of August 27, 2026
View at Rare Carat

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 LG633402068 or 633402068. Listed at 2 retailers as of November 5, 2026. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633402068
Dimensions8.23 × 5.55 × 3.76 mm
L/W Ratio1.48
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
8.23 mm5.55 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633402068
Side View
Table 65.0%Crown 38.9°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 67.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $1,252 AUD|Low: $147 AUD|High: $2,736 AUD|Avg: $1,021 AUD|-5.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
August 28, 2026
Retailer 4$189 AUD
Retailer 9$399 AUD
Retailer 3$514 AUD
Retailer 5$559 AUD
Retailer 8$771 AUD
Retailer 11$889 AUD
Retailer 12$1,179 AUD
Retailer 7$1,243 AUD
Rare Carat$1,252 AUD
Retailer 2$1,304 AUD
Retailer 6$1,573 AUD
Retailer 10$1,645 AUD

64 data points across 12 retailers

2 retailers

B+
Cheapest Retailer
-
$1,038 AUD
Most Expensive
Rare Carat
224116-028A · Aug 27
$1,252 AUD
$860 USD
View
Price last confirmed 71 days ago
1 more retailer has this diamond
Prices start from $1,038 AUD

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.

B+
1.53ct Radiant
$1,038 AUD