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Radiant|Lab Grown|IGI

1.53ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG630449047

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

Certificate IGI LG630449047

Diamond specifications and retailer prices

From $219 SGD
As of November 4, 2026
Save $1,203 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,423 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG630449047 or 630449047. Listed at 16 retailers as of November 4, 2026, with prices from $219 to $1,423, a $1,203 spread on the same certified stone. Brilliant Earth lists it at $1,423. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630449047
Dimensions8.15 × 5.69 × 3.82 mm
L/W Ratio1.43
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
8.15 mm5.69 mm1.53 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630449047
Side View
Table 66.0%Crown 35°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,423 SGD|Low: $219 SGD|High: $1,653 SGD|Avg: $680 SGD|-14.0%
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
November 5, 2026
Retailer 9$219 SGD
Retailer 4$255 SGD
Retailer 5$269 SGD
Retailer 13$273 SGD
Retailer 15$350 SGD
Retailer 2$481 SGD
Retailer 3$486 SGD
Retailer 12$490 SGD
Retailer 7$582 SGD
Retailer 6$704 SGD
Retailer 11$875 SGD
Retailer 8$923 SGD
Retailer 14$925 SGD
Retailer 10$1,274 SGD
Brilliant Earth$1,423 SGD

39 data points across 15 retailers

16 retailers$219 SGD to $1,423 SGD

A
Cheapest Retailer
-
$219 SGD
Retailer 2
-
$255 SGD
View
Price last confirmed 41 days ago
Retailer 3
-
$269 SGD
View
Price last confirmed 41 days ago
Retailer 4
-
$273 SGD
View
Price last confirmed 26 days ago
Retailer 5
-
$273 SGD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$481 SGD
View
B+
Retailer 7
-
$486 SGD
View
A
Retailer 8
-
$490 SGD
View
A
Retailer 9
-
$582 SGD
View
B+
Retailer 10
-
$704 SGD
View
B+
Retailer 11
-
$875 SGD
View
B
Retailer 12
-
$923 SGD
View
B
Retailer 13
-
$925 SGD
View
B+
Retailer 14
-
$956 SGD
View
B
Retailer 15
-
$1,274 SGD
View
Most Expensive
B
Brilliant Earth
10975666A · Nov 4
$1,423 SGD
$1,110 USD
View
15 more retailers have this diamond
Prices start from $219 SGDSave up to $1,203 SGD

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
$219 SGD