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Heart|Lab Grown|IGI

1.09ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG792673904

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG792673904

Diamond specifications and retailer prices

From £148 GBP
As of November 6, 2026
Save £1,272 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,420 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG792673904 or 792673904. Listed at 16 retailers as of November 2, 2026, with prices from £148 to £1,420, a £1,272 spread on the same certified stone. Do Amore Diamonds lists it at £1,420. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792673904
Dimensions6.41 × 7.12 × 4.21 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.41 mm7.12 mm1.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792673904
Side View
Table 62.0%Crown 34.5°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 59.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £1,420 GBP|Low: £142 GBP|High: £1,420 GBP|Avg: £495 GBP
Do Amore Diamonds
Retailer 2
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November 6, 2026
Retailer 15£148 GBP
Retailer 17£172 GBP
Retailer 8£247 GBP
Retailer 12£248 GBP
Retailer 3£263 GBP
Retailer 16£284 GBP
Retailer 2£326 GBP
Retailer 6£338 GBP
Retailer 10£353 GBP
Retailer 7£415 GBP
Retailer 14£495 GBP
Retailer 5£572 GBP
Retailer 19£592 GBP
Retailer 18£652 GBP
Retailer 4£657 GBP
Retailer 11£672 GBP
Retailer 9£756 GBP
Retailer 13£813 GBP
Do Amore Diamonds£1,420 GBP

27 data points across 19 retailers

16 retailers£148 GBP to £1,420 GBP

A
Cheapest Retailer
-
£148 GBP
A
Retailer 2
-
£172 GBP
View
A
Retailer 3
-
£247 GBP
View
A
Retailer 4
-
£248 GBP
View
A
Retailer 5
-
£263 GBP
View
B+
Retailer 6
-
£326 GBP
View
Retailer 7
-
£338 GBP
View
Price last confirmed 25 days ago
B+
Retailer 8
-
£415 GBP
View
Retailer 9
-
£495 GBP
View
Price last confirmed 11 days ago
B
Retailer 10
-
£572 GBP
View
B
Retailer 11
-
£592 GBP
View
B
Retailer 12
-
£652 GBP
View
Retailer 13
-
£657 GBP
View
Price last confirmed 30 days ago
B
Retailer 14
-
£756 GBP
View
B
Retailer 15
-
£813 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5EE08B620 · Nov 2
£1,420 GBP
$1,900 USD
View
15 more retailers have this diamond
Prices start from £148 GBPSave up to £1,272 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
£148 GBP