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Emerald|Lab Grown|IGI

2.54ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG666407626

Shape and cutting style on the report: Emerald cut

Certificate IGI LG666407626

Diamond specifications and retailer prices

From $662 AUD
$465 USD
As of October 30, 2026
Save $1,974 AUD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,636 AUD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 2.54ct lab-grown emerald diamond

This 2.54ct lab-grown emerald sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG666407626 or 666407626. Listed at 9 retailers as of October 28, 2026, with prices from $662 to $2,636, a $1,974 spread on the same certified stone. NZ Jewellers lists it at $2,636. 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

2.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666407626
Dimensions9.45 × 6.43 × 4.29 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.45 mm6.43 mm2.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666407626
Side View
Table 66.0%Crown 37.3°Girdle: MED-STKPavilion 41.3°Culet: LargeDepth 66.7%

Caratlytics Score

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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: Oct 30
Current: $2,636 AUD|Low: $662 AUD|High: $4,354 AUD|Avg: $1,925 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 7$662 AUD
Retailer 14$740 AUD
Retailer 9$820 AUD
Retailer 11$911 AUD
Retailer 4$949 AUD
Retailer 8$1,025 AUD
Retailer 10$1,220 AUD
Retailer 13$1,284 AUD
Retailer 2$1,359 AUD
Retailer 5$2,061 AUD
NZ Jewellers$2,636 AUD
Retailer 12$2,662 AUD
Retailer 3$4,270 AUD
Retailer 6$4,354 AUD

4 data points across 14 retailers

9 retailers$662 AUD to $2,636 AUD

A
Cheapest Retailer
-
$662 AUD
$465 USD
A
Retailer 2
-
$740 AUD
$520 USD
View
A
Retailer 3
-
$820 AUD
$576 USD
View
A
Retailer 4
-
$911 AUD
HK$5,000 HKD
View
A
Retailer 5
-
$1,025 AUD
$720 USD
View
B+
Retailer 6
-
$1,220 AUD
$857 USD
View
B+
Retailer 7
-
$1,284 AUD
$902 USD
View
B+
Retailer 8
-
$1,359 AUD
£752 GBP
View
Most Expensive
B
NZ Jewellers
ca7e28e0-1090-4df3-b235-551f95a15e49 · Oct 28
$2,636 AUD
$1,852 USD
View
8 more retailers have this diamond
Prices start from $662 AUDSave up to $1,974 AUD

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
2.54ct Emerald
$662 AUD