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Emerald|Lab Grown|IGI

1.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG550230263

Shape and cutting style on the report: Emerald cut

Certificate IGI LG550230263

Diamond specifications and retailer prices

From £141 GBP
As of November 6, 2026
Save £674 GBP (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £815 GBP at MOH London · As of November 5, 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 LG550230263 or 550230263. Listed at 12 retailers as of November 5, 2026, with prices from £141 to £815, a £674 spread on the same certified stone. MOH London lists it at £815. 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 angle36.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550230263
Dimensions8.22 × 5.30 × 3.56 mm
L/W Ratio1.55
Culet sizeLong
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
8.22 mm5.30 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550230263
Side View
Table 66.0%Crown 36.1°Girdle: MediumPavilion 41°Culet: LNGDepth 67.2%

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: Nov 6
Current: £815 GBP|Low: £119 GBP|High: £873 GBP|Avg: £344 GBP|-5.5%
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 6, 2026
Retailer 6£141 GBP
Retailer 7£163 GBP
Retailer 4£166 GBP
Retailer 3£175 GBP
Retailer 11£175 GBP
Retailer 8£199 GBP
Retailer 9£307 GBP
Retailer 2£314 GBP
Retailer 12£422 GBP
Retailer 10£562 GBP
Retailer 5£564 GBP
MOH London£815 GBP

45 data points across 12 retailers

12 retailers£141 GBP to £815 GBP

A
Cheapest Retailer
-
£141 GBP
A
Retailer 2
-
£163 GBP
View
A
Retailer 3
-
£166 GBP
View
Final sale: no returns
A
Retailer 4
-
£175 GBP
View
Retailer 5
-
£175 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£199 GBP
View
B+
Retailer 7
-
£307 GBP
View
A
Retailer 8
-
£314 GBP
View
B+
Retailer 9
-
£422 GBP
View
B
Retailer 10
-
£562 GBP
View
B
Retailer 11
-
£564 GBP
View
Most Expensive
B
MOH London
LG550230263 · Nov 5
£815 GBP
View
11 more retailers have this diamond
Prices start from £141 GBPSave up to £674 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
£141 GBP