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Emerald|Lab Grown|IGI

1.71ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG22178204

Shape and cutting style on the report: Emerald cut

Certificate IGI LG22178204

Diamond specifications and retailer prices

From $593 CAD
$424 USD
As of October 25, 2026
Save $914 CAD (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,507 CAD at MOH London · As of October 25, 2026
View at MOH London

About this 1.71ct lab-grown emerald diamond

This 1.71ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG22178204 or 22178204. Listed at 2 retailers as of October 25, 2026, with prices from $593 to $1,507, a $914 spread on the same certified stone. MOH London lists it at $1,507. 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

1.71
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG22178204
Dimensions7.85 × 5.70 × 3.88 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by Chemical Vapor Depostition (CVD) growth process.
Top View
7.85 mm5.70 mm1.71 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG22178204
Side View
Table 61.0%Crown 35.5°Girdle: Slightly ThickPavilion 39°Culet: LargeDepth 68.1%

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: Oct 25
Current: $1,507 CAD|Low: $586 CAD|High: $1,614 CAD|Avg: $956 CAD|-6.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 25, 2026
Retailer 2$593 CAD
Retailer 4$632 CAD
Retailer 5$777 CAD
Retailer 3$1,175 CAD
MOH London$1,507 CAD

11 data points across 5 retailers

2 retailers$593 CAD to $1,507 CAD

B+
Cheapest Retailer
-
$593 CAD
$424 USD
Most Expensive
B
MOH London
LG22178204 · Oct 25
$1,507 CAD
£848 GBP
View
1 more retailer has this diamond
Prices start from $593 CADSave up to $914 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+
1.71ct Emerald
$593 CAD