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Emerald|Lab Grown|IGI

1.58ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG656402047

Shape and cutting style on the report: Emerald cut

Certificate IGI LG656402047

Diamond specifications and retailer prices

From $280 NZD
$157 USD
As of October 27, 2026
Save $2,000 NZD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,279 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.58ct lab-grown emerald diamond

This 1.58ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG656402047 or 656402047. Listed at 19 retailers as of October 27, 2026, with prices from $280 to $2,279, a $2,000 spread on the same certified stone. Brilliant Earth lists it at $2,279. 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

1.58
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656402047
Dimensions8.29 × 5.32 × 3.51 mm
L/W Ratio1.56
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm5.32 mm1.58 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656402047
Side View
Table 65.0%Crown 35.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 66.0%

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 27
Current: $2,279 NZD|Low: $280 NZD|High: $2,350 NZD|Avg: $975 NZD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 10$280 NZD
Retailer 12$345 NZD
Retailer 6$445 NZD
Retailer 2$604 NZD
Retailer 8$625 NZD
Retailer 3$629 NZD
Retailer 5$660 NZD
Retailer 4$819 NZD
Retailer 9$1,173 NZD
Retailer 11$1,513 NZD
Retailer 7$1,626 NZD
Brilliant Earth$2,279 NZD

43 data points across 12 retailers

19 retailers$280 NZD to $2,279 NZD

Retailer 1
-
$280 NZD
$157 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$280 NZD
$157 USD
View
A
Retailer 3
-
$324 NZD
$182 USD
View
Retailer 4
-
$342 NZD
$192 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$345 NZD
$194 USD
View
A
Retailer 6
-
$345 NZD
$194 USD
View
A
Retailer 7
-
$445 NZD
£197 GBP
View
A
Retailer 8
-
$604 NZD
£267 GBP
View
A
Retailer 9
-
$625 NZD
£276 GBP
View
B+
Retailer 10
-
$629 NZD
$353 USD
View
A
Retailer 11
-
$660 NZD
€353 EUR
View
A
Retailer 12
-
$819 NZD
$460 USD
View
B+
Retailer 13
-
$1,111 NZD
$624 USD
View
B+
Retailer 14
-
$1,173 NZD
$659 USD
View
Retailer 15
-
$1,513 NZD
$850 USD
View
Price last confirmed 10 days ago
Retailer 16
-
$1,578 NZD
$886 USD
View
Price last confirmed 50 days ago
B
Retailer 17
-
$1,626 NZD
£719 GBP
View
Retailer 18
-
$1,630 NZD
$915 USD
View
Price last confirmed 81 days ago
Most Expensive
B
Brilliant Earth
13300006A · Oct 29
$2,279 NZD
$1,280 USD
View
18 more retailers have this diamond
Prices start from $280 NZDSave up to $2,000 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
1.58ct Emerald
$280 NZD