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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 $1,825 CAD
$1,304 USD
As of October 27, 2026
Save $2,144 CAD (54%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,840 CAD 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 27, 2026, with a 117% 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
Color
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 →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $6,840 CAD|Low: $1,752 CAD|High: $6,886 CAD|Avg: $3,023 CAD|+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 18, 2026
Retailer 2$1,825 CAD
Retailer 4$1,875 CAD
Retailer 9$1,986 CAD
Retailer 5$2,118 CAD
Retailer 8$2,118 CAD
Retailer 11$2,358 CAD
Retailer 3$2,917 CAD
Retailer 6$3,349 CAD
Retailer 10$3,947 CAD
Retailer 7$3,969 CAD
MOH London$6,840 CAD

13 data points across 11 retailers

10 retailers$1,825 CAD to $3,969 CAD

B+
Cheapest Retailer
-
$1,825 CAD
$1,304 USD
B+
Retailer 2
-
$1,875 CAD
$1,340 USD
View
B+
Retailer 3
-
$1,986 CAD
$1,419 USD
View
B
Retailer 4
-
$2,118 CAD
$1,513 USD
View
Price last confirmed 16 days ago
B
Retailer 5
-
$2,118 CAD
$1,513 USD
View
B
Retailer 6
-
$2,358 CAD
$1,685 USD
View
B
Retailer 7
-
$3,349 CAD
$2,393 USD
View
B
Retailer 8
-
$3,947 CAD
$2,820 USD
View
B
Retailer 9
-
$3,969 CAD
$2,836 USD
View
Most Expensive
B
MOH London
LG499108039 · Oct 21
$6,840 CAD
£3,848 GBP
View
Price last confirmed 8 days ago
9 more retailers have this diamond
Prices start from $1,825 CADSave up to $2,144 CAD

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+
1.51ct Emerald
$1,825 CAD