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Emerald|Lab Grown|IGI

0.37ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG541254523

Shape and cutting style on the report: Emerald cut

Certificate IGI LG541254523

Diamond specifications and retailer prices

From £74 GBP
$98 USD
As of October 29, 2026
Save £600 GBP (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £673 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.37ct lab-grown emerald diamond

This 0.37ct lab-grown emerald sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG541254523 or 541254523. Listed at 11 retailers as of October 29, 2026, with prices from £74 to £673, a £600 spread on the same certified stone. MOH London lists it at £673. 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

0.37
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle27.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541254523
Dimensions5.12 × 3.28 × 2.24 mm
L/W Ratio1.56
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
5.12 mm3.28 mm0.37 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG541254523
Side View
Table 64.5%Crown 27.2°Girdle: MED-STKPavilion 36.4°Culet: LNGDepth 68.3%

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: Oct 29
Current: £673 GBP|Low: £71 GBP|High: £678 GBP|Avg: £224 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4£74 GBP
Retailer 10£86 GBP
Retailer 6£97 GBP
Retailer 9£97 GBP
Retailer 7£186 GBP
Retailer 5£195 GBP
Retailer 3£211 GBP
Retailer 2£234 GBP
Retailer 11£261 GBP
Retailer 8£293 GBP
MOH London£673 GBP

21 data points across 11 retailers

11 retailers£74 GBP to £673 GBP

A
Cheapest Retailer
-
£74 GBP
$98 USD
A
Retailer 2
-
£86 GBP
$114 USD
View
A
Retailer 3
-
£97 GBP
$129 USD
View
A
Retailer 4
-
£97 GBP
$129 USD
View
B+
Retailer 5
-
£186 GBP
$248 USD
View
B
Retailer 6
-
£195 GBP
$260 USD
View
B+
Retailer 7
-
£211 GBP
HK$2,200 HKD
View
B
Retailer 8
-
£234 GBP
View
B
Retailer 9
-
£261 GBP
$347 USD
View
B
Retailer 10
-
£293 GBP
$390 USD
View
Most Expensive
B
MOH London
LG541254523 · Oct 29
£673 GBP
View
10 more retailers have this diamond
Prices start from £74 GBPSave up to £600 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
0.37ct Emerald
£74 GBP