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Emerald|Lab Grown|IGI

0.73ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG587321171

Shape and cutting style on the report: Emerald cut

Certificate IGI LG587321171

Diamond specifications and retailer prices

From £92 GBP
$122 USD
As of October 27, 2026
Save £963 GBP (91%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,055 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown emerald diamond

This 0.73ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG587321171 or 587321171. Listed at 8 retailers as of October 27, 2026, with prices from £92 to £1,055, a £963 spread on the same certified stone. MOH London lists it at £1,055. 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

0.73
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG587321171
Dimensions6.08 × 4.20 × 2.80 mm
L/W Ratio1.45
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
6.08 mm4.20 mm0.73 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG587321171
Side View
Table 65.0%Crown 34.2°Girdle: MediumPavilion 38.3°Culet: LNGDepth 66.7%

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 27
Current: £1,055 GBP|Low: £88 GBP|High: £1,061 GBP|Avg: £356 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 18, 2026
Retailer 4£92 GBP
Retailer 7£107 GBP
Retailer 5£220 GBP
Retailer 2£225 GBP
Retailer 6£404 GBP
Retailer 3£408 GBP
Retailer 8£460 GBP
MOH London£1,055 GBP

12 data points across 8 retailers

8 retailers£92 GBP to £1,055 GBP

A
Cheapest Retailer
-
£92 GBP
$122 USD
A
Retailer 2
-
£107 GBP
$142 USD
View
B+
Retailer 3
-
£220 GBP
$293 USD
View
A
Retailer 4
-
£225 GBP
$300 USD
View
B
Retailer 5
-
£351 GBP
View
B
Retailer 6
-
£404 GBP
$538 USD
View
B
Retailer 7
-
£408 GBP
$543 USD
View
Most Expensive
B
MOH London
LG587321171 · Oct 29
£1,055 GBP
View
7 more retailers have this diamond
Prices start from £92 GBPSave up to £963 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
0.73ct Emerald
£92 GBP