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Emerald|Lab Grown|IGI

0.81ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG584382526

Shape and cutting style on the report: Emerald cut

Certificate IGI LG584382526

Diamond specifications and retailer prices

From £90 GBP
$121 USD
As of October 29, 2026
Save £939 GBP (91%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,029 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.81ct lab-grown emerald diamond

This 0.81ct 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 LG584382526 or 584382526. Listed at 9 retailers as of October 29, 2026, with prices from £90 to £1,029, a £939 spread on the same certified stone. MOH London lists it at £1,029. 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

0.81
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG584382526
Dimensions6.20 × 4.43 × 2.97 mm
L/W Ratio1.40
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
6.20 mm4.43 mm0.81 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG584382526
Side View
Table 65.0%Crown 36.9°Girdle: MediumPavilion 39.6°Culet: LNGDepth 67.0%

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: £1,029 GBP|Low: £72 GBP|High: £1,042 GBP|Avg: £364 GBP|-1.1%
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 1, 2026
Retailer 7£90 GBP
Retailer 10£101 GBP
Retailer 11£104 GBP
Retailer 13£202 GBP
Retailer 8£217 GBP
Retailer 3£292 GBP
Retailer 6£306 GBP
Retailer 4£319 GBP
Retailer 9£396 GBP
Retailer 2£400 GBP
Retailer 5£405 GBP
Retailer 12£1,008 GBP
MOH London£1,029 GBP

16 data points across 13 retailers

9 retailers£90 GBP to £1,029 GBP

A
Cheapest Retailer
-
£90 GBP
$121 USD
A
Retailer 2
-
£101 GBP
$135 USD
View
Final sale: no returns
A
Retailer 3
-
£104 GBP
$140 USD
View
A
Retailer 4
-
£217 GBP
$291 USD
View
B+
Retailer 5
-
£306 GBP
$410 USD
View
B+
Retailer 6
-
£396 GBP
$531 USD
View
B+
Retailer 7
-
£400 GBP
$536 USD
View
B
Retailer 8
-
£1,008 GBP
$1,350 USD
View
Most Expensive
B
MOH London
LG584382526 · Nov 1
£1,029 GBP
View
8 more retailers have this diamond
Prices start from £90 GBPSave up to £939 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
0.81ct Emerald
£90 GBP