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1.35ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG478124715

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478124715

Diamond specifications and retailer prices

From $765 SGD
As of November 5, 2026
Save $3,342 SGD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,107 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.35ct lab-grown round diamond

This 1.35ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG478124715 or 478124715. Listed at 10 retailers as of November 5, 2026, with prices from $765 to $4,107, a $3,342 spread on the same certified stone. MOH London lists it at $4,107. 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

1.35
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478124715
Dimensions7.04 × 7.07 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.04 mm7.07 mm1.35 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478124715
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $4,107 SGD|Low: $734 SGD|High: $4,167 SGD|Avg: $1,678 SGD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 5$765 SGD
Retailer 10$856 SGD
Retailer 8$857 SGD
Retailer 6$949 SGD
Retailer 2$971 SGD
Retailer 7$1,455 SGD
Retailer 11$1,511 SGD
Retailer 3$1,985 SGD
Retailer 4$2,354 SGD
Retailer 9$2,495 SGD
MOH London$4,107 SGD

13 data points across 11 retailers

10 retailers$765 SGD to $4,107 SGD

A
Cheapest Retailer
-
$765 SGD
A
Retailer 2
-
$856 SGD
View
Final sale: no returns
A
Retailer 3
-
$857 SGD
View
Retailer 4
-
$949 SGD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
$949 SGD
View
B+
Retailer 6
-
$971 SGD
View
B
Retailer 7
-
$1,455 SGD
View
B
Retailer 8
-
$2,354 SGD
View
B
Retailer 9
-
$2,495 SGD
View
Most Expensive
B
MOH London
LG478124715 · Nov 5
$4,107 SGD
£2,532 GBP
View
9 more retailers have this diamond
Prices start from $765 SGDSave up to $3,342 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
1.35ct Round
$765 SGD