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Emerald|Lab Grown|IGI

1.42ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG564373944

Shape and cutting style on the report: Emerald cut

Certificate IGI LG564373944

Diamond specifications and retailer prices

From $300 NZD
$169 USD
As of October 30, 2026
Save $1,622 NZD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,922 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 1.42ct lab-grown emerald diamond

This 1.42ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG564373944 or 564373944. Listed at 12 retailers as of October 25, 2026, with prices from $300 to $1,922, a $1,622 spread on the same certified stone. MOH London lists it at $1,922. 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

1.42
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564373944
Dimensions7.25 × 5.35 × 3.55 mm
L/W Ratio1.36
Culet sizeLarge
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
7.25 mm5.35 mm1.42 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG564373944
Side View
Table 65.5%Crown 31°Girdle: MediumPavilion 42.6°Culet: LargeDepth 66.4%

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: $1,922 NZD|Low: $291 NZD|High: $1,965 NZD|Avg: $744 NZD|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 11$300 NZD
Retailer 4$335 NZD
Retailer 3$348 NZD
Retailer 6$373 NZD
Retailer 9$373 NZD
Retailer 12$665 NZD
Retailer 5$678 NZD
Retailer 2$744 NZD
Retailer 10$829 NZD
Retailer 7$1,263 NZD
Retailer 8$1,320 NZD
MOH London$1,922 NZD

46 data points across 12 retailers

12 retailers$300 NZD to $1,922 NZD

A
Cheapest Retailer
-
$300 NZD
$169 USD
A
Retailer 2
-
$335 NZD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$348 NZD
$196 USD
View
A
Retailer 4
-
$373 NZD
$210 USD
View
A
Retailer 5
-
$373 NZD
$210 USD
View
B+
Retailer 6
-
$665 NZD
$375 USD
View
A
Retailer 7
-
$678 NZD
€364 EUR
View
A
Retailer 8
-
$744 NZD
£330 GBP
View
B+
Retailer 9
-
$829 NZD
$467 USD
View
B+
Retailer 10
-
$1,263 NZD
$712 USD
View
B+
Retailer 11
-
$1,320 NZD
$744 USD
View
Most Expensive
B
MOH London
LG564373944 · Oct 25
$1,922 NZD
£853 GBP
View
11 more retailers have this diamond
Prices start from $300 NZDSave up to $1,622 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
1.42ct Emerald
$300 NZD