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Emerald|Lab Grown|IGI

1.58ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG502107332

Shape and cutting style on the report: Emerald cut

Certificate IGI LG502107332

Diamond specifications and retailer prices

From $2,672 NZD
$1,506 USD
As of October 30, 2026
Save $3,141 NZD (54%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,903 NZD at MOH London · As of October 21, 2026
View at MOH London

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG502107332 or 502107332. Listed at 10 retailers as of October 30, 2026, with a 118% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.3°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502107332
Dimensions8.30 × 5.40 × 3.41 mm
L/W Ratio1.54
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.30 mm5.40 mm1.58 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502107332
Side View
Table 64.5%Crown 22.3°Girdle: MediumPavilion 38.1°Culet: LNGDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $8,903 NZD|Low: $2,566 NZD|High: $8,962 NZD|Avg: $4,304 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 19, 2026
Retailer 4$2,672 NZD
Retailer 5$2,839 NZD
Retailer 10$2,908 NZD
Retailer 6$3,101 NZD
Retailer 9$3,101 NZD
Retailer 11$3,407 NZD
Retailer 3$4,198 NZD
Retailer 7$4,885 NZD
Retailer 2$5,483 NZD
Retailer 8$5,813 NZD
MOH London$8,903 NZD

14 data points across 11 retailers

10 retailers$2,672 NZD to $5,813 NZD

B+
Cheapest Retailer
-
$2,672 NZD
$1,506 USD
B
Retailer 2
-
$2,839 NZD
$1,600 USD
View
B+
Retailer 3
-
$2,908 NZD
$1,639 USD
View
B+
Retailer 4
-
$3,101 NZD
$1,748 USD
View
Retailer 5
-
$3,101 NZD
$1,748 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$3,407 NZD
$1,920 USD
View
B
Retailer 7
-
$4,885 NZD
$2,753 USD
View
B
Retailer 8
-
$5,483 NZD
$3,090 USD
View
B
Retailer 9
-
$5,813 NZD
$3,276 USD
View
Most Expensive
MOH London
LG502107332 · Oct 21
$8,903 NZD
£3,951 GBP
View
Price last confirmed 10 days ago
9 more retailers have this diamond
Prices start from $2,672 NZDSave up to $3,141 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.

B+
1.58ct Emerald
$2,672 NZD