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Emerald|Lab Grown|IGI

1.03ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG797612654

Shape and cutting style on the report: Emerald cut

Certificate IGI LG797612654

Diamond specifications and retailer prices

From £91 GBP
As of November 6, 2026
Save £854 GBP (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £945 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown emerald diamond

This 1.03ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797612654 or 797612654. Listed at 12 retailers as of November 2, 2026, with prices from £91 to £945, a £854 spread on the same certified stone. MOH London lists it at £945. 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

1.03
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797612654
Dimensions7.09 × 4.67 × 3.26 mm
L/W Ratio1.52
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.09 mm4.67 mm1.03 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797612654
Side View
Table 66.0%Crown 31.6°Girdle: Slightly ThickPavilion 42.8°Culet: LargeDepth 69.8%

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: £945 GBP|Low: £88 GBP|High: £962 GBP|Avg: £281 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12£91 GBP
Retailer 7£106 GBP
Retailer 5£120 GBP
Retailer 4£122 GBP
Retailer 3£206 GBP
Retailer 11£215 GBP
Retailer 10£218 GBP
Retailer 2£232 GBP
Retailer 9£298 GBP
Retailer 6£364 GBP
Retailer 8£406 GBP
MOH London£945 GBP

45 data points across 12 retailers

12 retailers£91 GBP to £945 GBP

A
Cheapest Retailer
-
£91 GBP
A
Retailer 2
-
£106 GBP
View
A
Retailer 3
-
£120 GBP
View
Retailer 4
-
£122 GBP
View
Price last confirmed 12 days ago
Retailer 5
-
£206 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£215 GBP
View
B+
Retailer 7
-
£218 GBP
View
A
Retailer 8
-
£232 GBP
View
B+
Retailer 9
-
£298 GBP
View
B+
Retailer 10
-
£364 GBP
View
B+
Retailer 11
-
£406 GBP
View
Most Expensive
B
MOH London
LG797612654 · Nov 2
£945 GBP
View
11 more retailers have this diamond
Prices start from £91 GBPSave up to £854 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
1.03ct Emerald
£91 GBP