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Heart|Lab Grown|IGI

1.14ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG840651605

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840651605

Diamond specifications and retailer prices

From £167 GBP
As of November 6, 2026
Save £184 GBP (52%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £351 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.14ct lab-grown heart diamond

This 1.14ct 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 LG840651605 or 840651605. Listed at 2 retailers as of November 6, 2026, with prices from £167 to £351, a £184 spread on the same certified stone. 77 Diamonds lists it at £351. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.14
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840651605
Dimensions6.48 × 7.39 × 4.23 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm7.39 mm1.14 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840651605
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 57.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £351 GBP|Low: £167 GBP|High: £397 GBP|Avg: £295 GBP|-11.2%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2£167 GBP
77 Diamonds£351 GBP

33 data points across 2 retailers

2 retailers£167 GBP to £351 GBP

A
Cheapest Retailer
-
£167 GBP
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVSAC7RFVT3 · Nov 6
£351 GBP
View
1 more retailer has this diamond
Prices start from £167 GBPSave up to £184 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
1.14ct Heart
£167 GBP