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Heart|Lab Grown|IGI

1.22ct F VVS1 Heart Lab Grown Diamond

F/VVS1 • IGI LGG1198102

Certificate IGI LGG1198102

Diamond specifications and retailer prices

From £319 GBP
As of November 6, 2026
Save £560 GBP (64%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £879 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.22ct lab-grown heart diamond

This 1.22ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included) and certified by IGI LGG1198102 or G1198102. Listed at 2 retailers as of November 5, 2026, with prices from £319 to £879, a £560 spread on the same certified stone. MOH London lists it at £879. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.22
Carat
F
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1198102
Dimensions6.91 × 7.50 × 4.21 mm
L/W Ratio1.09
Top View
6.91 mm7.50 mm1.22 ctF / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1198102
Side View
Table 58.5%CrownGirdle: MED-UNDPavilionCulet: NoneDepth 56.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £879 GBP|Low: £318 GBP|High: £892 GBP|Avg: £604 GBP|-0.2%
MOH London
Retailer 2
November 6, 2026
Retailer 2£319 GBP
MOH London£879 GBP

16 data points across 2 retailers

2 retailers£319 GBP to £879 GBP

B+
Cheapest Retailer
-
£319 GBP
Most Expensive
B
MOH London
LGG1198102 · Nov 5
£879 GBP
View
1 more retailer has this diamond
Prices start from £319 GBPSave up to £560 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.

B+
1.22ct Heart
£319 GBP