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Heart|Lab Grown|IGI

1.09ct F VVS1 Heart Lab Grown Diamond

ID • F/VVS1 • IGI LG816680104

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816680104

Diamond specifications and retailer prices

From £134 GBP
As of November 6, 2026
Save £641 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £775 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816680104 or 816680104. Listed at 16 retailers as of November 5, 2026, with prices from £134 to £775, a £641 spread on the same certified stone. MOH London lists it at £775. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816680104
Dimensions6.78 × 7.02 × 4.05 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm7.02 mm1.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816680104
Side View
Table 66.0%Crown 35.9°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 57.7%

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: £775 GBP|Low: £134 GBP|High: £808 GBP|Avg: £340 GBP|-4.1%
MOH London
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 6, 2026
Retailer 16£134 GBP
Retailer 3£149 GBP
Retailer 12£155 GBP
Retailer 6£167 GBP
Retailer 7£168 GBP
Retailer 9£202 GBP
Retailer 2£282 GBP
Retailer 4£295 GBP
Retailer 10£296 GBP
Retailer 8£351 GBP
Retailer 15£403 GBP
Retailer 11£405 GBP
Retailer 13£534 GBP
Retailer 14£564 GBP
Retailer 5£575 GBP
MOH London£775 GBP

30 data points across 16 retailers

16 retailers£134 GBP to £775 GBP

A
Cheapest Retailer
-
£134 GBP
A
Retailer 2
-
£149 GBP
View
Final sale: no returns
A
Retailer 3
-
£155 GBP
View
A
Retailer 4
-
£167 GBP
View
Retailer 5
-
£168 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
£202 GBP
View
A
Retailer 7
-
£282 GBP
View
A
Retailer 8
-
£295 GBP
View
A
Retailer 9
-
£296 GBP
View
B+
Retailer 10
-
£351 GBP
View
B+
Retailer 11
-
£403 GBP
View
B+
Retailer 12
-
£405 GBP
View
B+
Retailer 13
-
£534 GBP
View
B
Retailer 14
-
£564 GBP
View
B
Retailer 15
-
£575 GBP
View
Most Expensive
B
MOH London
LG816680104 · Nov 5
£775 GBP
View
15 more retailers have this diamond
Prices start from £134 GBPSave up to £641 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 Heart
£134 GBP