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Emerald|Lab Grown|IGI

1.54ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG499104660

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499104660

Diamond specifications and retailer prices

From £1,091 GBP
As of November 6, 2026
Save £2,515 GBP (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,606 GBP at MOH London · As of November 5, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499104660 or 499104660. Listed at 12 retailers as of November 5, 2026, with prices from £1,091 to £3,606, a £2,515 spread on the same certified stone. MOH London lists it at £3,606. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499104660
Dimensions8.03 × 5.40 × 3.62 mm
L/W Ratio1.49
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
8.03 mm5.40 mm1.54 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499104660
Side View
Table 62.5%Crown 25.6°Girdle: MED-STKPavilion 39.2°Culet: LNGDepth 67.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,606 GBP|Low: £1,048 GBP|High: £3,665 GBP|Avg: £1,976 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
Retailer 14
November 5, 2026
Retailer 2£1,091 GBP
Retailer 7£1,159 GBP
Retailer 12£1,187 GBP
Retailer 13£1,222 GBP
Retailer 8£1,266 GBP
Retailer 11£1,266 GBP
Retailer 14£1,393 GBP
Retailer 5£1,719 GBP
Retailer 9£1,996 GBP
Retailer 4£2,298 GBP
Retailer 10£2,373 GBP
Retailer 3£3,529 GBP
MOH London£3,606 GBP
Retailer 6£3,625 GBP

17 data points across 14 retailers

12 retailers£1,091 GBP to £3,606 GBP

B+
Cheapest Retailer
-
£1,091 GBP
B+
Retailer 2
-
£1,159 GBP
View
B
Retailer 3
-
£1,187 GBP
View
B
Retailer 4
-
£1,222 GBP
View
Final sale: no returns
Retailer 5
-
£1,266 GBP
View
Price last confirmed 25 days ago
B
Retailer 6
-
£1,266 GBP
View
B
Retailer 7
-
£1,393 GBP
View
B
Retailer 8
-
£1,996 GBP
View
B
Retailer 9
-
£2,298 GBP
View
B
Retailer 10
-
£2,373 GBP
View
B
Retailer 11
-
£3,529 GBP
View
Most Expensive
B
MOH London
LG499104660 · Nov 5
£3,606 GBP
View
11 more retailers have this diamond
Prices start from £1,091 GBPSave up to £2,515 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+
1.54ct Emerald
£1,091 GBP