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Emerald|Lab Grown|IGI

1.50ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG499106074

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499106074

Diamond specifications and retailer prices

From £713 GBP
As of November 4, 2026
Save £2,802 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,515 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499106074 or 499106074. Listed at 11 retailers as of November 4, 2026, with prices from £713 to £3,515, a £2,802 spread on the same certified stone. MOH London lists it at £3,515. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle23.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499106074
Dimensions8.08 × 5.33 × 3.40 mm
L/W Ratio1.52
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
8.08 mm5.33 mm1.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG499106074
Side View
Table 68.0%Crown 23.1°Girdle: Slightly ThickPavilion 40.3°Culet: LNGDepth 63.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £3,515 GBP|Low: £713 GBP|High: £3,567 GBP|Avg: £1,798 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 2£713 GBP
Retailer 6£1,064 GBP
Retailer 11£1,158 GBP
Retailer 12£1,191 GBP
Retailer 7£1,234 GBP
Retailer 10£1,234 GBP
Retailer 13£1,360 GBP
Retailer 4£1,679 GBP
Retailer 8£1,946 GBP
Retailer 3£2,239 GBP
Retailer 9£2,313 GBP
MOH London£3,515 GBP
Retailer 5£3,532 GBP

16 data points across 13 retailers

11 retailers£713 GBP to £3,515 GBP

B+
Cheapest Retailer
-
£713 GBP
B
Retailer 2
-
£1,064 GBP
View
B
Retailer 3
-
£1,158 GBP
View
B
Retailer 4
-
£1,191 GBP
View
Final sale: no returns
B
Retailer 5
-
£1,234 GBP
View
Retailer 6
-
£1,234 GBP
View
Price last confirmed 25 days ago
B
Retailer 7
-
£1,360 GBP
View
B
Retailer 8
-
£1,946 GBP
View
B
Retailer 9
-
£2,239 GBP
View
B
Retailer 10
-
£2,313 GBP
View
Most Expensive
B
MOH London
LG499106074 · Nov 5
£3,515 GBP
View
10 more retailers have this diamond
Prices start from £713 GBPSave up to £2,802 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.

B+
1.50ct Emerald
£713 GBP