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Emerald|Lab Grown|IGI

1.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG839639179

Shape and cutting style on the report: Emerald cut

Certificate IGI LG839639179

Diamond specifications and retailer prices

From £143 GBP
As of November 4, 2026
Save £602 GBP (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £745 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct lab-grown emerald diamond

This 1.5ct 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 LG839639179 or 839639179. Listed at 7 retailers as of November 1, 2026, with prices from £143 to £745, a £602 spread on the same certified stone. MOH London lists it at £745. 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839639179
Dimensions7.41 × 5.34 × 3.52 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.41 mm5.34 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839639179
Side View
Table 63.0%Crown 37.6°Girdle: MED-STKPavilion 31.6°Culet: LargeDepth 65.9%

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: Nov 4
Current: £745 GBP|Low: £143 GBP|High: £754 GBP|Avg: £407 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£143 GBP
Retailer 6£159 GBP
Retailer 3£215 GBP
Retailer 2£282 GBP
Retailer 5£541 GBP
Retailer 7£552 GBP
Retailer 4£650 GBP
MOH London£745 GBP

35 data points across 8 retailers

7 retailers£143 GBP to £745 GBP

A
Cheapest Retailer
-
£143 GBP
Final sale: no returns
B+
Retailer 2
-
£215 GBP
View
A
Retailer 3
-
£282 GBP
View
B+
Retailer 4
-
£541 GBP
View
B
Retailer 5
-
£552 GBP
View
B
Retailer 6
-
£650 GBP
View
Most Expensive
B
MOH London
LG839639179 · Nov 1
£745 GBP
View
6 more retailers have this diamond
Prices start from £143 GBPSave up to £602 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
1.50ct Emerald
£143 GBP