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1.53ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG818686765

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686765

Diamond specifications and retailer prices

From $261 SGD
$204 USD
As of November 1, 2026
Save $1,248 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,508 SGD at MOH London · As of November 1, 2026
View at MOH London

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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818686765 or 818686765. Listed at 14 retailers as of November 1, 2026, with prices from $261 to $1,508, a $1,248 spread on the same certified stone. MOH London lists it at $1,508. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686765
Dimensions7.40 × 7.34 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.40 mm7.34 mm1.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686765
Side View
Table 59.0%Crown 34.2°Girdle: MediumPavilion 41.5°Culet: NoneDepth 61.9%

Caratlytics Score

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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: Nov 1
Current: $1,508 SGD|Low: $261 SGD|High: $1,526 SGD|Avg: $774 SGD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$261 SGD
Retailer 9$322 SGD
Retailer 4$537 SGD
Retailer 10$559 SGD
Retailer 2$592 SGD
Retailer 3$597 SGD
Retailer 6$834 SGD
Retailer 5$914 SGD
Retailer 11$1,106 SGD
Retailer 8$1,112 SGD
MOH London$1,508 SGD

43 data points across 11 retailers

14 retailers$261 SGD to $1,508 SGD

A
Cheapest Retailer
-
$261 SGD
$204 USD
A
Retailer 2
-
$302 SGD
$236 USD
View
Retailer 3
-
$322 SGD
$252 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$322 SGD
$252 USD
View
A
Retailer 5
-
$537 SGD
€400 EUR
View
B+
Retailer 6
-
$559 SGD
$437 USD
View
A
Retailer 7
-
$592 SGD
£364 GBP
View
A
Retailer 8
-
$597 SGD
$467 USD
View
B+
Retailer 9
-
$834 SGD
$652 USD
View
B+
Retailer 10
-
$914 SGD
$715 USD
View
B+
Retailer 11
-
$1,037 SGD
$811 USD
View
B
Retailer 12
-
$1,106 SGD
$865 USD
View
B
Retailer 13
-
$1,112 SGD
$870 USD
View
Most Expensive
B
MOH London
LG818686765 · Nov 1
$1,508 SGD
£929 GBP
View
13 more retailers have this diamond
Prices start from $261 SGDSave up to $1,248 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
$261 SGD