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Emerald|Lab Grown|IGI

1.00ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG837628832

Shape and cutting style on the report: Emerald cut

Certificate IGI LG837628832

Diamond specifications and retailer prices

From £91 GBP
As of November 5, 2026
Save £745 GBP (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £836 GBP at MOH London · As of November 5, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837628832 or 837628832. Listed at 8 retailers as of November 5, 2026, with prices from £91 to £836, a £745 spread on the same certified stone. MOH London lists it at £836. 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

1.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837628832
Dimensions6.71 × 4.75 × 3.25 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.71 mm4.75 mm1.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837628832
Side View
Table 69.0%Crown 34.7°Girdle: STK-THKPavilion 41.2°Culet: LargeDepth 68.4%

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: Nov 5
Current: £836 GBP|Low: £91 GBP|High: £963 GBP|Avg: £278 GBP|-13.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3£91 GBP
Retailer 7£121 GBP
Retailer 6£140 GBP
Retailer 5£190 GBP
Retailer 2£198 GBP
Retailer 8£208 GBP
Retailer 4£360 GBP
MOH London£836 GBP

10 data points across 8 retailers

8 retailers£91 GBP to £836 GBP

A
Cheapest Retailer
-
£91 GBP
Final sale: no returns
Retailer 2
-
£92 GBP
View
Price last confirmed 38 days ago
B+
Retailer 3
-
£140 GBP
View
A
Retailer 4
-
£190 GBP
View
A
Retailer 5
-
£198 GBP
View
B
Retailer 6
-
£360 GBP
View
Retailer 7
-
£366 GBP
View
Price last confirmed 39 days ago
Most Expensive
B
MOH London
LG837628832 · Nov 5
£836 GBP
View
7 more retailers have this diamond
Prices start from £91 GBPSave up to £745 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
1.00ct Emerald
£91 GBP