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Heart|Lab Grown|IGI

5.09ct H VVS2 Heart Lab Grown Diamond

EX • H/VVS2 • IGI LG843662768

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843662768

Diamond specifications and retailer prices

From £581 GBP
$779 USD
As of October 28, 2026
Save £3,135 GBP (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,717 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843662768 or 843662768. Listed at 3 retailers as of October 28, 2026, with prices from £581 to £3,717, a £3,135 spread on the same certified stone. Brilliant Earth lists it at £3,717. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843662768
Dimensions10.45 × 11.96 × 7.08 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
10.45 mm11.96 mm5.09 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843662768
Side View
Table 59.0%Crown 36.5°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 59.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: £3,717 GBP|Low: £581 GBP|High: £5,806 GBP|Avg: £2,800 GBP|-36.0%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3£581 GBP
Retailer 2£1,003 GBP
Brilliant Earth£3,717 GBP

23 data points across 3 retailers

3 retailers£581 GBP to £3,717 GBP

A
Cheapest Retailer
-
£581 GBP
$779 USD
Final sale: no returns
A
Retailer 2
-
£1,003 GBP
View
Most Expensive
B
Brilliant Earth
21759854A · Oct 31
£3,717 GBP
$4,980 USD
View
2 more retailers have this diamond
Prices start from £581 GBPSave up to £3,135 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
5.09ct Heart
£581 GBP