Heart|Lab Grown|IGI

2.71ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG843604919

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843604919

Diamond specifications and retailer prices

From £662 GBP

$880 USD

As of October 27, 2026

Save £6,675 GBP (91%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: £7,338 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 2.71ct lab-grown heart diamond

This 2.71ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843604919 or 843604919. Listed at 15 retailers as of October 27, 2026, with prices from £662 to £7,338, a £6,675 spread on the same certified stone. Brilliant Earth lists it at £7,338. 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

2.71

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.5°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG843604919

Dimensions8.43 × 9.37 × 5.75 mm

L/W Ratio1.11

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG843604919

Side View

Caratlytics Score

How it works →

A+

Exceptional

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 27

Current: £7,338 GBP|Low: £662 GBP|High: £7,390 GBP|Avg: £2,563 GBP|-0.7%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

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Retailer 16

October 29, 2026

Retailer 11£662 GBP

Retailer 3£720 GBP

Retailer 13£897 GBP

Retailer 10£929 GBP

Retailer 9£939 GBP

Retailer 12£1,233 GBP

Retailer 16£1,589 GBP

Retailer 6£1,699 GBP

Retailer 14£1,709 GBP

Retailer 5£2,061 GBP

Retailer 8£2,709 GBP

Retailer 2£2,891 GBP

Retailer 7£3,313 GBP

Retailer 4£5,165 GBP

Retailer 15£5,878 GBP

Brilliant Earth£7,338 GBP

13 data points across 16 retailers

15 retailers£662 GBP to £7,338 GBP

A+

Cheapest Retailer

£662 GBP

$880 USD

Retailer 2

£720 GBP

$957 USD

View

Retailer 3

£897 GBP

$1,192 USD

View

Retailer 4

£929 GBP

$1,235 USD

View

Retailer 5

£939 GBP

View

Retailer 6

£1,233 GBP

$1,639 USD

View

Retailer 7

£1,589 GBP

$2,112 USD

View

Retailer 8

£1,699 GBP

$2,257 USD

View

Retailer 9

£1,709 GBP

$2,271 USD

View

B+

Retailer 10

£2,061 GBP

A$4,213 AUD

View

Price last confirmed 7 days ago

B+

Retailer 11

£2,709 GBP

$3,600 USD

View

Price last confirmed 13 days ago

B+

Retailer 12

£2,891 GBP

View

Retailer 13

£5,165 GBP

$6,863 USD

View

Retailer 14

£5,878 GBP

$7,810 USD

View

Most Expensive

Brilliant Earth

22165269Y · Oct 28

£7,338 GBP

$9,750 USD

View

14 more retailers have this diamond

Prices start from £662 GBPSave up to £6,675 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.

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A+

2.71ct Heart

£662 GBP