Heart|Lab Grown|IGI

6.54ct F VVS2 Heart Lab Grown Diamond

ID • F/VVS2 • IGI LG799619830

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799619830

Diamond specifications and retailer prices

From £853 GBP

$1,143 USD

As of October 30, 2026

Save £4,550 GBP (84%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: £5,403 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 6.54ct lab-grown heart diamond

This 6.54ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799619830 or 799619830. Listed at 22 retailers as of October 30, 2026, with prices from £853 to £5,403, a £4,550 spread on the same certified stone. Brilliant Earth lists it at £5,403. 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

6.54

Carat

Colour

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle36.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG799619830

Dimensions13.12 × 11.87 × 7.19 mm

L/W Ratio1.11

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG799619830

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30

Current: £1,018 GBP|Low: £853 GBP|High: £4,779 GBP|Avg: £1,966 GBP|-2.0%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

November 2, 2026

Retailer 13£853 GBP

Retailer 15£922 GBP

Retailer 14£949 GBP

Retailer 17£983 GBP

Retailer 1£1,018 GBP

Retailer 2£1,112 GBP

Retailer 19£1,277 GBP

Retailer 12£1,413 GBP

Retailer 16£1,562 GBP

Retailer 5£1,577 GBP

Retailer 6£1,822 GBP

Retailer 11£1,831 GBP

Retailer 18£1,843 GBP

Retailer 9£1,915 GBP

Retailer 3£2,325 GBP

Retailer 8£2,853 GBP

Retailer 10£3,197 GBP

Retailer 7£3,229 GBP

Retailer 4£3,440 GBP

Retailer 20£4,652 GBP

26 data points across 20 retailers

22 retailers£853 GBP to £5,403 GBP

Cheapest Retailer

£853 GBP

$1,143 USD

Retailer 2

£922 GBP

$1,235 USD

View

Retailer 3

£949 GBP

$1,272 USD

View

Final sale: no returns

Retailer 4

£983 GBP

$1,317 USD

View

Retailer 5

£990 GBP

$1,326 USD

View

Price last confirmed 16 days ago

Retailer 6

£1,018 GBP

View

Retailer 7

£1,112 GBP

$1,490 USD

View

Retailer 8

£1,277 GBP

$1,711 USD

View

Retailer 9

£1,413 GBP

View

Retailer 10

£1,562 GBP

$2,093 USD

View

Retailer 11

£1,577 GBP

€2,012 EUR

View

B+

Retailer 12

£1,822 GBP

A$3,755 AUD

View

B+

Retailer 13

£1,831 GBP

$2,453 USD

View

B+

Retailer 14

£1,843 GBP

$2,469 USD

View

B+

Retailer 15

£1,915 GBP

ZAR 41,462 ZAR

View

B+

Retailer 16

£2,325 GBP

$3,115 USD

View

Retailer 17

£2,853 GBP

$3,823 USD

View

B+

Retailer 18

£3,197 GBP

View

Retailer 19

£3,229 GBP

SGD 5,847 SGD

View

Retailer 20

£3,440 GBP

$4,609 USD

View

Retailer 21

£4,652 GBP

$6,233 USD

View

Most Expensive

Brilliant Earth

21419108A · Oct 31

£5,403 GBP

$7,240 USD

View

21 more retailers have this diamond

Prices start from £853 GBPSave up to £4,550 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.

Similar diamonds

6.54ct Heart

£853 GBP