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Round|Lab Grown|IGI

0.57ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG500143720

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500143720

Diamond specifications and retailer prices

From $422 SGD
As of November 5, 2026
Save $1,299 SGD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,140 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 0.57ct lab-grown round diamond

This 0.57ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500143720 or 500143720. Listed at 11 retailers as of November 5, 2026, with a 308% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.57
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500143720
Dimensions5.33 × 5.28 × 3.30 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
5.33 mm5.28 mm0.57 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500143720
Side View
Table 57.5%Crown 35.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,140 SGD|Low: $414 SGD|High: $2,170 SGD|Avg: $916 SGD|-1.3%
MOH London
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 5, 2026
Retailer 2$422 SGD
Retailer 9$432 SGD
Retailer 12$483 SGD
Retailer 3$501 SGD
Retailer 10$535 SGD
Retailer 14$535 SGD
Retailer 5$599 SGD
Retailer 11$862 SGD
Retailer 7$972 SGD
Retailer 4$1,021 SGD
Retailer 6$1,120 SGD
Retailer 8$1,570 SGD
Retailer 13$1,721 SGD
MOH London$2,140 SGD

19 data points across 14 retailers

11 retailers$422 SGD to $1,721 SGD

B+
Cheapest Retailer
-
$422 SGD
B+
Retailer 2
-
$432 SGD
View
B+
Retailer 3
-
$483 SGD
View
Final sale: no returns
B+
Retailer 4
-
$501 SGD
View
B+
Retailer 5
-
$535 SGD
View
Retailer 6
-
$535 SGD
View
Price last confirmed 12 days ago
B
Retailer 7
-
$862 SGD
View
Retailer 8
-
$972 SGD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$1,570 SGD
View
B
Retailer 10
-
$1,721 SGD
View
Most Expensive
MOH London
LG500143720 · Nov 5
$2,140 SGD
£1,319 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $422 SGDSave up to $1,299 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.

B+
0.57ct Round
$422 SGD