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Emerald|Lab Grown|IGI

1.01ct J SI2 Emerald Lab Grown Diamond

ID • J/SI2 • IGI LG451055849

Shape and cutting style on the report: Emerald cut

Certificate IGI LG451055849

Diamond specifications and retailer prices

From $497 CAD
€338 EUR
As of October 29, 2026
Save $790 CAD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,287 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055849 or 451055849. Listed at 8 retailers as of October 29, 2026, with prices from $497 to $1,287, a $790 spread on the same certified stone. MOH London lists it at $1,287. 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

1.01
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055849
Dimensions6.99 × 4.81 × 3.02 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.99 mm4.81 mm1.01 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055849
Side View
Table 71.0%Crown 28.4°Girdle: MediumPavilion 38.9°Culet: LNGDepth 62.8%

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 29
Current: $1,287 CAD|Low: $462 CAD|High: $1,294 CAD|Avg: $761 CAD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 2$497 CAD
Retailer 4$497 CAD
Retailer 5$693 CAD
Retailer 3$929 CAD
MOH London$1,287 CAD

13 data points across 5 retailers

8 retailers$497 CAD to $1,287 CAD

Retailer 1
-
$221 CAD
$158 USD
Price last confirmed 30 days ago
Retailer 2
-
$256 CAD
$183 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$270 CAD
$193 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$497 CAD
€338 EUR
View
B+
Retailer 5
-
$497 CAD
$355 USD
View
Retailer 6
-
$879 CAD
$628 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$929 CAD
$664 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
LG451055849 · Oct 29
$1,287 CAD
£724 GBP
View
7 more retailers have this diamond
Prices start from $497 CADSave up to $790 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.

A
1.01ct Emerald
$497 CAD