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Emerald|Lab Grown|IGI

1.58ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG669437941

Shape and cutting style on the report: Emerald cut

Certificate IGI LG669437941

Diamond specifications and retailer prices

From $279 NZD
$157 USD
As of November 1, 2026
Save $2,010 NZD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,289 NZD at Brilliant Earth · As of October 31, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG669437941 or 669437941. Listed at 14 retailers as of October 31, 2026, with prices from $279 to $2,289, a $2,010 spread on the same certified stone. Brilliant Earth lists it at $2,289. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669437941
Dimensions8.58 × 5.22 × 3.53 mm
L/W Ratio1.64
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.58 mm5.22 mm1.58 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669437941
Side View
Table 64.0%Crown 36.8°Girdle: MediumPavilion 41°Culet: LNGDepth 67.6%

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: $2,289 NZD|Low: $266 NZD|High: $2,342 NZD|Avg: $898 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
Retailer 14
November 2, 2026
Retailer 12$279 NZD
Retailer 5$323 NZD
Retailer 4$344 NZD
Retailer 13$344 NZD
Retailer 2$604 NZD
Retailer 9$622 NZD
Retailer 14$626 NZD
Retailer 7$658 NZD
Retailer 6$816 NZD
Retailer 3$1,107 NZD
Retailer 11$1,169 NZD
Retailer 10$1,464 NZD
Retailer 8$1,620 NZD
Brilliant Earth$2,289 NZD

44 data points across 14 retailers

14 retailers$279 NZD to $2,289 NZD

A
Cheapest Retailer
-
$279 NZD
$157 USD
A
Retailer 2
-
$323 NZD
$182 USD
View
A
Retailer 3
-
$344 NZD
$194 USD
View
Retailer 4
-
$344 NZD
$194 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$604 NZD
£268 GBP
View
A
Retailer 6
-
$622 NZD
£276 GBP
View
B+
Retailer 7
-
$626 NZD
$353 USD
View
A
Retailer 8
-
$658 NZD
€353 EUR
View
A
Retailer 9
-
$816 NZD
$460 USD
View
B+
Retailer 10
-
$1,107 NZD
$624 USD
View
B+
Retailer 11
-
$1,169 NZD
$659 USD
View
B
Retailer 12
-
$1,464 NZD
$825 USD
View
B+
Retailer 13
-
$1,620 NZD
£719 GBP
View
Most Expensive
B
Brilliant Earth
13299940A · Oct 31
$2,289 NZD
$1,290 USD
View
13 more retailers have this diamond
Prices start from $279 NZDSave up to $2,010 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
$279 NZD