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Emerald|Lab Grown|IGI

1.51ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG499108039

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499108039

Diamond specifications and retailer prices

From $1,074 SGD
$840 USD
As of October 30, 2026
Save $2,552 SGD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,247 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499108039 or 499108039. Listed at 10 retailers as of October 28, 2026, with a 238% 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle23.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499108039
Dimensions8.18 × 5.34 × 3.37 mm
L/W Ratio1.53
Culet sizeLong
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
8.18 mm5.34 mm1.51 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG499108039
Side View
Table 65.0%Crown 23.7°Girdle: Slightly ThickPavilion 40.9°Culet: LNGDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,247 SGD|Low: $1,074 SGD|High: $6,290 SGD|Avg: $2,757 SGD|+0.5%
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 2$1,074 SGD
Retailer 4$1,667 SGD
Retailer 9$1,814 SGD
Retailer 5$1,934 SGD
Retailer 8$1,934 SGD
Retailer 11$2,154 SGD
Retailer 3$2,664 SGD
Retailer 6$3,059 SGD
Retailer 10$3,605 SGD
Retailer 7$3,626 SGD
MOH London$6,247 SGD

14 data points across 11 retailers

10 retailers$1,074 SGD to $3,626 SGD

A
Cheapest Retailer
-
$1,074 SGD
$840 USD
B
Retailer 2
-
$1,667 SGD
$1,304 USD
View
B
Retailer 3
-
$1,814 SGD
$1,419 USD
View
Retailer 4
-
$1,934 SGD
$1,513 USD
View
Price last confirmed 18 days ago
B
Retailer 5
-
$1,934 SGD
$1,513 USD
View
B
Retailer 6
-
$2,154 SGD
$1,685 USD
View
B
Retailer 7
-
$3,059 SGD
$2,393 USD
View
B
Retailer 8
-
$3,605 SGD
$2,820 USD
View
B
Retailer 9
-
$3,626 SGD
$2,836 USD
View
Most Expensive
MOH London
LG499108039 · Oct 21
$6,247 SGD
£3,848 GBP
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from $1,074 SGDSave up to $2,552 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
$1,074 SGD