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Emerald|Lab Grown|IGI

1.58ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG830620439

Shape and cutting style on the report: Emerald cut

Certificate IGI LG830620439

Diamond specifications and retailer prices

From $515 NZD
$290 USD
As of October 30, 2026
Save $5,429 NZD (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,944 NZD at Brilliant Earth · As of October 30, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830620439 or 830620439. Listed at 21 retailers as of October 30, 2026, with prices from $515 to $5,944, a $5,429 spread on the same certified stone. Brilliant Earth lists it at $5,944. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle44.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620439
Dimensions7.99 × 5.53 × 3.66 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.99 mm5.53 mm1.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620439
Side View
Table 58.0%Crown 30.2°Girdle: MED-STKPavilion 44.5°Culet: LargeDepth 66.2%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $5,944 NZD|Low: $515 NZD|High: $6,441 NZD|Avg: $1,890 NZD|-7.7%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 11$515 NZD
Retailer 8$577 NZD
Retailer 7$598 NZD
Retailer 18$639 NZD
Retailer 15$958 NZD
Retailer 4$1,049 NZD
Retailer 17$1,062 NZD
Retailer 5$1,098 NZD
Retailer 20$1,105 NZD
Retailer 13$1,130 NZD
Retailer 21$1,485 NZD
Retailer 6$1,948 NZD
Retailer 16$1,962 NZD
Retailer 3$2,055 NZD
Retailer 10$2,084 NZD
Retailer 14$2,140 NZD
Retailer 2$2,244 NZD
Retailer 19$2,573 NZD
Retailer 12$2,720 NZD
Retailer 9$4,446 NZD
Brilliant Earth$5,944 NZD

6 data points across 21 retailers

21 retailers$515 NZD to $5,944 NZD

A
Cheapest Retailer
-
$515 NZD
$290 USD
A
Retailer 2
-
$577 NZD
$325 USD
View
Final sale: no returns
A
Retailer 3
-
$598 NZD
$337 USD
View
A
Retailer 4
-
$639 NZD
$360 USD
View
A
Retailer 5
-
$958 NZD
$540 USD
View
A
Retailer 6
-
$1,049 NZD
$591 USD
View
A
Retailer 7
-
$1,062 NZD
€570 EUR
View
A
Retailer 8
-
$1,098 NZD
ZAR 9,995 ZAR
View
A
Retailer 9
-
$1,105 NZD
$623 USD
View
A
Retailer 10
-
$1,130 NZD
£502 GBP
View
A
Retailer 11
-
$1,485 NZD
A$1,288 AUD
View
B+
Retailer 12
-
$1,948 NZD
$1,098 USD
View
B+
Retailer 13
-
$1,962 NZD
$1,106 USD
View
B+
Retailer 14
-
$2,055 NZD
$1,158 USD
View
B+
Retailer 15
-
$2,084 NZD
SGD 1,587 SGD
View
B+
Retailer 16
-
$2,140 NZD
$1,206 USD
View
B+
Retailer 17
-
$2,244 NZD
$1,265 USD
View
B+
Retailer 18
-
$2,573 NZD
£1,142 GBP
View
B+
Retailer 19
-
$2,720 NZD
$1,533 USD
View
B
Retailer 20
-
$4,446 NZD
$2,506 USD
View
Most Expensive
B
Brilliant Earth
22311068A · Oct 30
$5,944 NZD
$3,350 USD
View
20 more retailers have this diamond
Prices start from $515 NZDSave up to $5,429 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
$515 NZD