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Emerald|Lab Grown|IGI

1.51ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG464182189

Shape and cutting style on the report: Emerald cut

Certificate IGI LG464182189

Diamond specifications and retailer prices

From $242 SGD
$189 USD
As of October 27, 2026
Save $922 SGD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,330 SGD at MOH London · As of October 21, 2026
View at MOH London

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG464182189 or 464182189. Listed at 8 retailers as of October 26, 2026, with a 381% 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

1.51
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.8°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG464182189
Dimensions7.41 × 5.43 × 3.63 mm
L/W Ratio1.36
Culet sizeLong
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
7.41 mm5.43 mm1.51 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG464182189
Side View
Table 67.5%Crown 26.8°Girdle: MediumPavilion 37.1°Culet: LNGDepth 66.9%

Caratlytics Score

How it works →
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 27
Current: $1,330 SGD|Low: $231 SGD|High: $1,526 SGD|Avg: $822 SGD|-12.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 18, 2026
Retailer 3$242 SGD
Retailer 8$280 SGD
Retailer 5$525 SGD
Retailer 2$964 SGD
Retailer 6$1,043 SGD
Retailer 7$1,061 SGD
Retailer 4$1,163 SGD
MOH London$1,330 SGD

14 data points across 8 retailers

8 retailers$242 SGD to $1,163 SGD

A
Cheapest Retailer
-
$242 SGD
$189 USD
A
Retailer 2
-
$280 SGD
$219 USD
View
B+
Retailer 3
-
$525 SGD
$411 USD
View
B
Retailer 4
-
$964 SGD
$754 USD
View
B
Retailer 5
-
$1,043 SGD
$816 USD
View
B
Retailer 6
-
$1,061 SGD
$830 USD
View
B
Retailer 7
-
$1,163 SGD
$910 USD
View
Most Expensive
MOH London
LG464182189 · Oct 21
$1,330 SGD
£819 GBP
View
Price last confirmed 9 days ago
7 more retailers have this diamond
Prices start from $242 SGDSave up to $922 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
1.51ct Emerald
$242 SGD