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Emerald|Lab Grown|IGI

2.31ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG499191704

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499191704

Diamond specifications and retailer prices

From $5,248 NZD
As of November 4, 2026
Save $2,695 NZD (34%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $16,377 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 2.31ct lab-grown emerald diamond

This 2.31ct lab-grown emerald sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191704 or 499191704. Listed at 12 retailers as of November 4, 2026, with a 51% 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

2.31
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle21.2°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191704
Dimensions9.27 × 6.32 × 4.00 mm
L/W Ratio1.47
Culet sizeLarge
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
9.27 mm6.32 mm2.31 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG499191704
Side View
Table 65.0%Crown 21.2°Girdle: MediumPavilion 37.1°Culet: LargeDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $16,377 NZD|Low: $5,248 NZD|High: $16,641 NZD|Avg: $8,973 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 7$5,248 NZD
Retailer 6$6,609 NZD
Retailer 12$7,190 NZD
Retailer 3$7,402 NZD
Retailer 8$7,667 NZD
Retailer 11$7,667 NZD
Retailer 4$7,943 NZD
Retailer 10$9,579 NZD
Retailer 2$9,928 NZD
Retailer 5$10,367 NZD
Retailer 9$11,881 NZD
MOH London$16,377 NZD

44 data points across 12 retailers

12 retailers$5,248 NZD to $7,943 NZD

B
Cheapest Retailer
-
$5,248 NZD
B
Retailer 2
-
$6,609 NZD
View
B
Retailer 3
-
$7,190 NZD
View
B
Retailer 4
-
$7,402 NZD
View
Final sale: no returns
B
Retailer 5
-
$7,667 NZD
View
Retailer 6
-
$7,667 NZD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$7,943 NZD
View
Retailer 8
-
$9,579 NZD
View
Price under review
Retailer 9
-
$9,928 NZD
View
Price under review
Retailer 10
-
$10,367 NZD
View
Price under review
Most Expensive
MOH London
LG499191704 · Nov 5
$16,377 NZD
£7,249 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $5,248 NZDSave up to $2,695 NZD

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
2.31ct Emerald
$5,248 NZD