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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 $169 USD
As of October 30, 2026
Save $914 USD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,083 USD 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 $169 to $1,083, a $914 spread on the same certified stone. MOH London lists it at $1,083. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,083 USD|Low: $109 USD|High: $1,107 USD|Avg: $398 USD|-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
Retailer 13
October 30, 2026
Retailer 5$109 USD
Retailer 12$169 USD
Retailer 4$189 USD
Retailer 3$196 USD
Retailer 7$210 USD
Retailer 10$210 USD
Retailer 13$375 USD
Retailer 6$382 USD
Retailer 2$420 USD
Retailer 11$467 USD
Retailer 8$712 USD
Retailer 9$744 USD
MOH London$1,083 USD

45 data points across 13 retailers

12 retailers$169 USD to $1,083 USD

A
Cheapest Retailer
-
$169 USD
A
Retailer 2
-
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$196 USD
View
A
Retailer 4
-
$210 USD
View
A
Retailer 5
-
$210 USD
View
B+
Retailer 6
-
$375 USD
View
A
Retailer 7
-
$382 USD
€364 EUR
View
A
Retailer 8
-
$420 USD
£330 GBP
View
B+
Retailer 9
-
$467 USD
View
B+
Retailer 10
-
$712 USD
View
B+
Retailer 11
-
$744 USD
View
Most Expensive
B
MOH London
LG564373944 · Oct 25
$1,083 USD
£853 GBP
View
11 more retailers have this diamond
Prices start from $169 USDSave up to $914 USD

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
$169 USD