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Heart|Lab Grown|IGI

1.07ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG839691040

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839691040

Diamond specifications and retailer prices

From £158 GBP
$212 USD
As of November 1, 2026
Save £171 GBP (52%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £329 GBP at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.07ct lab-grown heart diamond

This 1.07ct 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 LG839691040 or 839691040. Listed at 2 retailers as of November 1, 2026, with prices from £158 to £329, a £171 spread on the same certified stone. 77 Diamonds lists it at £329. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.07
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839691040
Dimensions6.04 × 7.08 × 4.17 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.04 mm7.08 mm1.07 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839691040
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 58.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £329 GBP|Low: £158 GBP|High: £358 GBP|Avg: £278 GBP|-7.3%
77 Diamonds
Retailer 2
November 2, 2026
Retailer 2£158 GBP
77 Diamonds£329 GBP

29 data points across 2 retailers

2 retailers£158 GBP to £329 GBP

A
Cheapest Retailer
-
£158 GBP
$212 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVSUDVEQFAZ · Nov 2
£329 GBP
View
1 more retailer has this diamond
Prices start from £158 GBPSave up to £171 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
1.07ct Heart
£158 GBP