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Round|Lab Grown|IGI

3.63ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG571387799

Shape and cutting style on the report: Round brilliant

Certificate IGI LG571387799

Diamond specifications and retailer prices

From $633 SGD
$495 USD
As of October 29, 2026
Save $1,945 SGD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,578 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 3.63ct lab-grown round diamond

This 3.63ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG571387799 or 571387799. Listed at 16 retailers as of October 26, 2026, with prices from $633 to $2,578, a $1,945 spread on the same certified stone. MOH London lists it at $2,578. 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

3.63
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571387799
Dimensions9.81 × 9.76 × 6.12 mm
L/W Ratio1.01
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
9.81 mm9.76 mm3.63 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571387799
Side View
Table 57.5%Crown 35.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.4%

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: Oct 29
Current: $2,578 SGD|Low: $633 SGD|High: $2,742 SGD|Avg: $1,525 SGD|-4.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$633 SGD
Retailer 8$769 SGD
Retailer 4$882 SGD
Retailer 10$1,102 SGD
Retailer 2$1,153 SGD
Retailer 11$1,209 SGD
Retailer 9$1,487 SGD
Retailer 7$1,884 SGD
Retailer 3$2,223 SGD
Retailer 6$2,512 SGD
MOH London$2,578 SGD

40 data points across 11 retailers

16 retailers$633 SGD to $2,578 SGD

Retailer 1
-
$565 SGD
$442 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$633 SGD
$495 USD
View
Final sale: no returns
Retailer 3
-
$633 SGD
$495 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$701 SGD
$548 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$701 SGD
$548 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$769 SGD
HK$4,700 HKD
View
A
Retailer 7
-
$882 SGD
$690 USD
View
B+
Retailer 8
-
$1,102 SGD
$862 USD
View
A
Retailer 9
-
$1,153 SGD
£710 GBP
View
A
Retailer 10
-
$1,209 SGD
$946 USD
View
A
Retailer 11
-
$1,487 SGD
$1,163 USD
View
B+
Retailer 12
-
$1,884 SGD
$1,474 USD
View
B
Retailer 13
-
$2,223 SGD
View
Retailer 14
-
$2,254 SGD
$1,763 USD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$2,512 SGD
$1,965 USD
View
Most Expensive
B+
MOH London
LG571387799 · Oct 26
$2,578 SGD
£1,588 GBP
View
15 more retailers have this diamond
Prices start from $633 SGDSave up to $1,945 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
3.63ct Round
$633 SGD