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Emerald|Lab Grown|IGI

3.01ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG657421315

Shape and cutting style on the report: Emerald cut

Certificate IGI LG657421315

Diamond specifications and retailer prices

From $740 NZD
$417 USD
As of October 30, 2026
Save $7,298 NZD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,038 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.01ct lab-grown emerald diamond

This 3.01ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG657421315 or 657421315. Listed at 17 retailers as of October 29, 2026, with prices from $740 to $8,038, a $7,298 spread on the same certified stone. Brilliant Earth lists it at $8,038. 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

3.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657421315
Dimensions9.99 × 6.61 × 4.33 mm
L/W Ratio1.51
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.99 mm6.61 mm3.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657421315
Side View
Table 64.0%Crown 36.5°Girdle: MED-STKPavilion 34.5°Culet: LNGDepth 65.5%

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: $8,038 NZD|Low: $740 NZD|High: $8,126 NZD|Avg: $2,913 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10$740 NZD
Retailer 11$827 NZD
Retailer 3$916 NZD
Retailer 7$1,171 NZD
Retailer 5$1,217 NZD
Retailer 4$1,583 NZD
Retailer 2$1,676 NZD
Retailer 9$2,571 NZD
Retailer 13$3,327 NZD
Retailer 8$3,495 NZD
Retailer 6$3,736 NZD
Retailer 12$6,565 NZD
Brilliant Earth$8,038 NZD

41 data points across 13 retailers

17 retailers$740 NZD to $8,038 NZD

A
Cheapest Retailer
-
$740 NZD
$417 USD
A
Retailer 2
-
$827 NZD
$466 USD
View
Final sale: no returns
A
Retailer 3
-
$829 NZD
$467 USD
View
A
Retailer 4
-
$916 NZD
$516 USD
View
A
Retailer 5
-
$916 NZD
$516 USD
View
A
Retailer 6
-
$1,171 NZD
$660 USD
View
B+
Retailer 7
-
$1,217 NZD
$686 USD
View
B+
Retailer 8
-
$1,583 NZD
$892 USD
View
A
Retailer 9
-
$1,676 NZD
£744 GBP
View
B
Retailer 10
-
$2,571 NZD
$1,449 USD
View
B
Retailer 11
-
$3,252 NZD
$1,833 USD
View
B
Retailer 12
-
$3,327 NZD
$1,875 USD
View
Retailer 13
-
$3,495 NZD
$1,970 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$3,514 NZD
$1,980 USD
View
B
Retailer 15
-
$3,736 NZD
£1,658 GBP
View
B
Retailer 16
-
$6,565 NZD
$3,700 USD
View
Most Expensive
B
Brilliant Earth
18830780A · Oct 29
$8,038 NZD
$4,530 USD
View
16 more retailers have this diamond
Prices start from $740 NZDSave up to $7,298 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
3.01ct Emerald
$740 NZD