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 €151 EUR
$169 USD
As of October 30, 2026
Save €515 EUR (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €970 EUR 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 30, 2026, with a 340% 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

1.42
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €970 EUR|Low: €147 EUR|High: €991 EUR|Avg: €375 EUR|-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
November 1, 2026
Retailer 11€151 EUR
Retailer 4€169 EUR
Retailer 3€175 EUR
Retailer 6€188 EUR
Retailer 9€188 EUR
Retailer 12€336 EUR
Retailer 5€342 EUR
Retailer 2€376 EUR
Retailer 10€418 EUR
Retailer 7€637 EUR
Retailer 8€666 EUR
MOH London€970 EUR

46 data points across 12 retailers

12 retailers€151 EUR to €666 EUR

A
Cheapest Retailer
-
€151 EUR
$169 USD
A
Retailer 2
-
€169 EUR
$189 USD
View
Final sale: no returns
A
Retailer 3
-
€175 EUR
$196 USD
View
A
Retailer 4
-
€188 EUR
$210 USD
View
Retailer 5
-
€188 EUR
$210 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€336 EUR
$375 USD
View
A
Retailer 7
-
€342 EUR
View
A
Retailer 8
-
€376 EUR
£330 GBP
View
B+
Retailer 9
-
€418 EUR
$467 USD
View
B+
Retailer 10
-
€637 EUR
$712 USD
View
B+
Retailer 11
-
€666 EUR
$744 USD
View
Most Expensive
MOH London
LG564373944 · Oct 25
€970 EUR
£853 GBP
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from €151 EURSave up to €515 EUR

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
€151 EUR