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Round|Lab Grown|IGI

1.53ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG747578077

Shape and cutting style on the report: Round brilliant

Certificate IGI LG747578077

Diamond specifications and retailer prices

From $272 SGD
As of November 1, 2026
Save $1,784 SGD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,056 SGD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG747578077 or 747578077. Listed at 19 retailers as of November 1, 2026, with prices from $272 to $2,056, a $1,784 spread on the same certified stone. Brilliant Earth lists it at $2,056. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747578077
Dimensions7.39 × 7.33 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.39 mm7.33 mm1.53 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747578077
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,354 SGD|Low: $261 SGD|High: $2,056 SGD|Avg: $753 SGD|-4.5%
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
November 6, 2026
Retailer 13$272 SGD
Retailer 3$337 SGD
Retailer 14$337 SGD
Retailer 2$406 SGD
Retailer 8$539 SGD
Retailer 6$579 SGD
Retailer 11$614 SGD
Retailer 10$662 SGD
Retailer 5$664 SGD
Retailer 7$969 SGD
Retailer 9$977 SGD
Retailer 4$1,084 SGD
Brilliant Earth$1,354 SGD
Retailer 12$1,359 SGD

44 data points across 14 retailers

19 retailers$272 SGD to $2,056 SGD

Retailer 1
-
$272 SGD
Price last confirmed 44 days ago
A
Retailer 2
-
$272 SGD
View
Retailer 3
-
$315 SGD
View
Price last confirmed 45 days ago
Retailer 4
-
$333 SGD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$337 SGD
View
Retailer 6
-
$337 SGD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
$406 SGD
View
A
Retailer 8
-
$539 SGD
View
A
Retailer 9
-
$579 SGD
View
B+
Retailer 10
-
$614 SGD
View
B+
Retailer 11
-
$662 SGD
View
B+
Retailer 12
-
$664 SGD
View
B+
Retailer 13
-
$885 SGD
View
B+
Retailer 14
-
$969 SGD
View
B
Retailer 15
-
$977 SGD
View
B
Retailer 16
-
$1,084 SGD
View
B
Retailer 17
-
$1,354 SGD
View
Retailer 18
-
$1,359 SGD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21116661A · Nov 5
$2,056 SGD
$1,610 USD
View
18 more retailers have this diamond
Prices start from $272 SGDSave up to $1,784 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 Round
$272 SGD