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Emerald|Lab Grown|IGI

0.82ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG551288513

Shape and cutting style on the report: Emerald cut

Certificate IGI LG551288513

Diamond specifications and retailer prices

From £91 GBP
$122 USD
As of October 29, 2026
Save £854 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £945 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.82ct lab-grown emerald diamond

This 0.82ct lab-grown emerald sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG551288513 or 551288513. Listed at 13 retailers as of October 29, 2026, with prices from £91 to £945, a £854 spread on the same certified stone. MOH London lists it at £945. 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

0.82
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551288513
Dimensions6.40 × 4.40 × 3.05 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
6.40 mm4.40 mm0.82 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551288513
Side View
Table 62.0%Crown 27.7°Girdle: MED-STKPavilion 41.1°Culet: LNGDepth 69.3%

Caratlytics Score

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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: £945 GBP|Low: £72 GBP|High: £951 GBP|Avg: £303 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5£91 GBP
Retailer 8£102 GBP
Retailer 6£120 GBP
Retailer 7£217 GBP
Retailer 2£231 GBP
Retailer 3£232 GBP
Retailer 9£348 GBP
Retailer 4£404 GBP
MOH London£945 GBP

42 data points across 9 retailers

13 retailers£91 GBP to £945 GBP

A
Cheapest Retailer
-
£91 GBP
$122 USD
A
Retailer 2
-
£102 GBP
$136 USD
View
Final sale: no returns
A
Retailer 3
-
£105 GBP
$141 USD
View
A
Retailer 4
-
£120 GBP
$161 USD
View
A
Retailer 5
-
£120 GBP
$161 USD
View
A
Retailer 6
-
£124 GBP
HK$1,300 HKD
View
A
Retailer 7
-
£217 GBP
$291 USD
View
A
Retailer 8
-
£231 GBP
View
A
Retailer 9
-
£232 GBP
View
B+
Retailer 10
-
£348 GBP
$466 USD
View
B
Retailer 11
-
£362 GBP
$485 USD
View
B
Retailer 12
-
£404 GBP
$541 USD
View
Most Expensive
B
MOH London
LG551288513 · Oct 29
£945 GBP
View
12 more retailers have this diamond
Prices start from £91 GBPSave up to £854 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
0.82ct Emerald
£91 GBP