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Emerald|Lab Grown|IGI

1.50ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG528224196

Shape and cutting style on the report: Emerald cut

Certificate IGI LG528224196

Diamond specifications and retailer prices

From £215 GBP
As of November 6, 2026
Save £974 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,189 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG528224196 or 528224196. Listed at 16 retailers as of November 4, 2026, with prices from £215 to £1,189, a £974 spread on the same certified stone. Brilliant Earth lists it at £1,189. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle18.6°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528224196
Dimensions7.43 × 5.42 × 3.74 mm
L/W Ratio1.37
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
7.43 mm5.42 mm1.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528224196
Side View
Table 67.0%Crown 18.6°Girdle: MED-STKPavilion 42.9°Culet: LNGDepth 69.0%

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: £1,189 GBP|Low: £206 GBP|High: £1,226 GBP|Avg: £598 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 11£215 GBP
Retailer 5£240 GBP
Retailer 3£249 GBP
Retailer 12£266 GBP
Retailer 15£266 GBP
Retailer 9£383 GBP
Retailer 13£437 GBP
Retailer 4£459 GBP
Retailer 2£464 GBP
Retailer 10£818 GBP
Retailer 14£856 GBP
Retailer 7£892 GBP
Retailer 8£1,064 GBP
Retailer 6£1,097 GBP
Brilliant Earth£1,189 GBP

44 data points across 15 retailers

16 retailers£215 GBP to £1,189 GBP

A
Cheapest Retailer
-
£215 GBP
A
Retailer 2
-
£240 GBP
View
Final sale: no returns
A
Retailer 3
-
£249 GBP
View
A
Retailer 4
-
£266 GBP
View
Retailer 5
-
£266 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£383 GBP
View
B+
Retailer 7
-
£437 GBP
View
B+
Retailer 8
-
£459 GBP
View
B+
Retailer 9
-
£464 GBP
View
B+
Retailer 10
-
£589 GBP
View
B
Retailer 11
-
£818 GBP
View
B
Retailer 12
-
£856 GBP
View
B
Retailer 13
-
£892 GBP
View
B
Retailer 14
-
£1,064 GBP
View
B
Retailer 15
-
£1,097 GBP
View
Most Expensive
B
Brilliant Earth
17971489A · Nov 4
£1,189 GBP
$1,600 USD
View
15 more retailers have this diamond
Prices start from £215 GBPSave up to £974 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
£215 GBP