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Emerald|Lab Grown|IGI

1.09ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG786668106

Shape and cutting style on the report: Emerald cut

Certificate IGI LG786668106

Diamond specifications and retailer prices

From £161 GBP
As of November 6, 2026
Save £640 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £801 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.09ct lab-grown emerald diamond

This 1.09ct 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 LG786668106 or 786668106. Listed at 11 retailers as of November 5, 2026, with prices from £161 to £801, a £640 spread on the same certified stone. MOH London lists it at £801. 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

1.09
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786668106
Dimensions6.96 × 4.73 × 3.27 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.96 mm4.73 mm1.09 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786668106
Side View
Table 70.0%Crown 39.6°Girdle: MED-STKPavilion 42°Culet: LargeDepth 69.1%

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: £801 GBP|Low: £155 GBP|High: £832 GBP|Avg: £388 GBP|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5£161 GBP
Retailer 11£187 GBP
Retailer 7£201 GBP
Retailer 10£201 GBP
Retailer 8£343 GBP
Retailer 2£368 GBP
Retailer 3£377 GBP
Retailer 6£468 GBP
Retailer 9£644 GBP
Retailer 4£646 GBP
MOH London£801 GBP

45 data points across 11 retailers

11 retailers£161 GBP to £801 GBP

A
Cheapest Retailer
-
£161 GBP
A
Retailer 2
-
£187 GBP
View
Retailer 3
-
£201 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£201 GBP
View
B+
Retailer 5
-
£343 GBP
View
B+
Retailer 6
-
£368 GBP
View
B+
Retailer 7
-
£377 GBP
View
B+
Retailer 8
-
£468 GBP
View
B
Retailer 9
-
£644 GBP
View
B
Retailer 10
-
£646 GBP
View
Most Expensive
B
MOH London
LG786668106 · Nov 5
£801 GBP
View
10 more retailers have this diamond
Prices start from £161 GBPSave up to £640 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
1.09ct Emerald
£161 GBP