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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 HK$3,327 HKD
$424 USD
As of October 25, 2026
Save HK$5,123 HKD (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$8,450 HKD 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 HK$3,327 to HK$8,450, a HK$5,123 spread on the same certified stone. MOH London lists it at HK$8,450. 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
Colour
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

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 25
Current: HK$8,450 HKD|Low: HK$3,287 HKD|High: HK$9,047 HKD|Avg: HK$5,359 HKD|-6.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 25, 2026
Retailer 2HK$3,327 HKD
Retailer 4HK$3,545 HKD
Retailer 5HK$4,354 HKD
Retailer 3HK$6,585 HKD
MOH LondonHK$8,450 HKD

11 data points across 5 retailers

2 retailersHK$3,327 HKD to HK$8,450 HKD

B+
Cheapest Retailer
-
HK$3,327 HKD
$424 USD
Most Expensive
B
MOH London
LG22178204 · Oct 25
HK$8,450 HKD
£848 GBP
View
1 more retailer has this diamond
Prices start from HK$3,327 HKDSave up to HK$5,123 HKD

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
HK$3,327 HKD