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Emerald|Lab Grown|IGI

1.54ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG758504326

Shape and cutting style on the report: Emerald cut

Certificate IGI LG758504326

Diamond specifications and retailer prices

From £326 GBP
€414 EUR
As of October 29, 2026
Save £464 GBP (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £791 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.54ct lab-grown emerald diamond

This 1.54ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758504326 or 758504326. Listed at 6 retailers as of October 26, 2026, with prices from £326 to £791, a £464 spread on the same certified stone. MOH London lists it at £791. 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

1.54
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle43.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758504326
Dimensions8.04 × 5.56 × 3.66 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.56 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758504326
Side View
Table 65.0%Crown 31.7°Girdle: ThinPavilion 43.7°Culet: LargeDepth 65.8%

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 29
Current: £791 GBP|Low: £281 GBP|High: £799 GBP|Avg: £488 GBP|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3£326 GBP
Retailer 6£339 GBP
Retailer 2£363 GBP
Retailer 5£446 GBP
Retailer 4£668 GBP
MOH London£791 GBP

30 data points across 6 retailers

6 retailers£326 GBP to £791 GBP

A
Cheapest Retailer
-
£326 GBP
€414 EUR
B+
Retailer 2
-
£339 GBP
$451 USD
View
A
Retailer 3
-
£363 GBP
View
B+
Retailer 4
-
£446 GBP
$594 USD
View
Retailer 5
-
£668 GBP
$890 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG758504326 · Oct 26
£791 GBP
View
5 more retailers have this diamond
Prices start from £326 GBPSave up to £464 GBP

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
1.54ct Emerald
£326 GBP