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Emerald|Lab Grown|IGI

2.50ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG821606332

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821606332

Diamond specifications and retailer prices

From $866 NZD
$488 USD
As of November 1, 2026
Save $2,230 NZD (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,096 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 2.5ct lab-grown emerald diamond

This 2.5ct lab-grown emerald sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG821606332 or 821606332. Listed at 5 retailers as of November 1, 2026, with prices from $866 to $3,096, a $2,230 spread on the same certified stone. Rare Carat lists it at $3,096. 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

2.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821606332
Dimensions9.32 × 6.23 × 4.23 mm
L/W Ratio1.50
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.32 mm6.23 mm2.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821606332
Side View
Table 65.0%Crown 38.9°Girdle: MediumPavilion 38.7°Culet: LargeDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,096 NZD|Low: $866 NZD|High: $3,360 NZD|Avg: $1,720 NZD|-7.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$866 NZD
Retailer 3$1,012 NZD
Retailer 2$1,123 NZD
Retailer 4$2,589 NZD
Rare Carat$3,096 NZD

42 data points across 5 retailers

5 retailers$866 NZD to $3,096 NZD

B+
Cheapest Retailer
-
$866 NZD
$488 USD
A
Retailer 2
-
$1,012 NZD
€543 EUR
View
A
Retailer 3
-
$1,123 NZD
£499 GBP
View
Retailer 4
-
$2,589 NZD
£1,149 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
Rare Carat
AK4003802 · Nov 1
$3,096 NZD
$1,745 USD
View
4 more retailers have this diamond
Prices start from $866 NZDSave up to $2,230 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.

A
2.50ct Emerald
$866 NZD