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Emerald|Lab Grown|IGI

1.09ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG764683850

Shape and cutting style on the report: Emerald cut

Certificate IGI LG764683850

Diamond specifications and retailer prices

From £162 GBP
As of November 6, 2026
Save £639 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG764683850 or 764683850. Listed at 11 retailers as of November 5, 2026, with prices from £162 to £801, a £639 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764683850
Dimensions6.92 × 4.84 × 3.11 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm4.84 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764683850
Side View
Table 66.0%Crown 38.9°Girdle: MED-STKPavilion 42°Culet: LargeDepth 64.3%

Caratlytics Score

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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: £813 GBP|Avg: £383 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£162 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£438 GBP
Retailer 9£644 GBP
Retailer 4£646 GBP
MOH London£801 GBP

45 data points across 11 retailers

11 retailers£162 GBP to £801 GBP

A
Cheapest Retailer
-
£162 GBP
A
Retailer 2
-
£187 GBP
View
A
Retailer 3
-
£201 GBP
View
Retailer 4
-
£201 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£343 GBP
View
B+
Retailer 6
-
£368 GBP
View
B+
Retailer 7
-
£377 GBP
View
B
Retailer 8
-
£438 GBP
View
B
Retailer 9
-
£644 GBP
View
B
Retailer 10
-
£646 GBP
View
Most Expensive
B
MOH London
LG764683850 · Nov 5
£801 GBP
View
10 more retailers have this diamond
Prices start from £162 GBPSave up to £639 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
£162 GBP