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Emerald|Lab Grown|IGI

1.00ct E I1 Emerald Lab Grown Diamond

ID • E/I1 • IGI LG496125793

Shape and cutting style on the report: Emerald cut

Certificate IGI LG496125793

Diamond specifications and retailer prices

From £225 GBP
$299 USD
As of October 30, 2026
Save £762 GBP (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £986 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG496125793 or 496125793. Listed at 3 retailers as of October 29, 2026, with prices from £225 to £986, a £762 spread on the same certified stone. MOH London lists it at £986. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496125793
Dimensions6.65 × 4.73 × 3.28 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
6.65 mm4.73 mm1.00 ctE / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496125793
Side View
Table 62.0%Crown 29.8°Girdle: MediumPavilion 38.9°Culet: LargeDepth 69.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £986 GBP|Low: £159 GBP|High: £993 GBP|Avg: £499 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 2£225 GBP
Retailer 3£303 GBP
MOH London£986 GBP

10 data points across 3 retailers

3 retailers£225 GBP to £986 GBP

B+
Cheapest Retailer
-
£225 GBP
$299 USD
B+
Retailer 2
-
£303 GBP
$403 USD
View
Most Expensive
B
MOH London
LG496125793 · Oct 29
£986 GBP
View
2 more retailers have this diamond
Prices start from £225 GBPSave up to £762 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.

B+
1.00ct Emerald
£225 GBP