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Emerald|Lab Grown|IGI

0.81ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436047109

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436047109

Diamond specifications and retailer prices

From £358 GBP
$480 USD
As of October 30, 2026
Save £1,643 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,001 GBP at MOH London · As of October 26, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436047109 or 436047109. Listed at 11 retailers as of October 26, 2026, with prices from £358 to £2,001, a £1,643 spread on the same certified stone. MOH London lists it at £2,001. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle27.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436047109
Dimensions6.57 × 4.44 × 2.91 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
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Top View
6.57 mm4.44 mm0.81 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436047109
Side View
Table 69.5%Crown 27.5°Girdle: Slightly ThickPavilion 38.2°Culet: LNGDepth 65.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,001 GBP|Low: £358 GBP|High: £2,023 GBP|Avg: £855 GBP|+0.1%
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
October 30, 2026
Retailer 2£358 GBP
Retailer 8£386 GBP
Retailer 3£431 GBP
Retailer 13£432 GBP
Retailer 9£478 GBP
Retailer 12£478 GBP
Retailer 4£582 GBP
Retailer 10£743 GBP
Retailer 6£805 GBP
Retailer 7£1,235 GBP
Retailer 11£1,259 GBP
Retailer 5£1,923 GBP
MOH London£2,001 GBP

27 data points across 13 retailers

11 retailers£358 GBP to £2,001 GBP

A
Cheapest Retailer
-
£358 GBP
$480 USD
A
Retailer 2
-
£386 GBP
$517 USD
View
B+
Retailer 3
-
£431 GBP
$578 USD
View
Final sale: no returns
B+
Retailer 4
-
£432 GBP
$579 USD
View
B+
Retailer 5
-
£478 GBP
$641 USD
View
Retailer 6
-
£478 GBP
$641 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
£743 GBP
$995 USD
View
B
Retailer 8
-
£805 GBP
€1,027 EUR
View
B
Retailer 9
-
£1,235 GBP
$1,655 USD
View
B
Retailer 10
-
£1,259 GBP
$1,687 USD
View
Most Expensive
B
MOH London
LG436047109 · Oct 26
£2,001 GBP
View
10 more retailers have this diamond
Prices start from £358 GBPSave up to £1,643 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
£358 GBP