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Emerald|Lab Grown|IGI

1.02ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG831686563

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831686563

Diamond specifications and retailer prices

From £208 GBP
As of November 6, 2026
Save £704 GBP (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £912 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.02ct lab-grown emerald diamond

This 1.02ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG831686563 or 831686563. Listed at 8 retailers as of November 5, 2026, with prices from £208 to £912, a £704 spread on the same certified stone. MOH London lists it at £912. 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

1.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831686563
Dimensions6.77 × 4.90 × 3.38 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.77 mm4.90 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831686563
Side View
Table 65.0%Crown 34.6°Girdle: MediumPavilion 43.6°Culet: LargeDepth 69.0%

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: Nov 6
Current: £912 GBP|Low: £195 GBP|High: £938 GBP|Avg: £382 GBP|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4£208 GBP
Retailer 7£212 GBP
Retailer 3£215 GBP
Retailer 2£222 GBP
Retailer 6£350 GBP
Retailer 8£395 GBP
Retailer 5£490 GBP
MOH London£912 GBP

43 data points across 8 retailers

8 retailers£208 GBP to £912 GBP

A
Cheapest Retailer
-
£208 GBP
B+
Retailer 2
-
£212 GBP
View
Retailer 3
-
£215 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£222 GBP
View
B+
Retailer 5
-
£350 GBP
View
B+
Retailer 6
-
£395 GBP
View
Retailer 7
-
£490 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG831686563 · Nov 5
£912 GBP
View
7 more retailers have this diamond
Prices start from £208 GBPSave up to £704 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
1.02ct Emerald
£208 GBP