Heart|Lab Grown|IGI

5.24ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG635412450

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG635412450

Diamond specifications and retailer prices

From £6,383 GBP

$8,552 USD

As of October 31, 2026

Save £28,432 GBP (82%) vs most expensive(unlock to see where)

30 retailers carry this diamond

Most expensive: £34,814 GBP at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 5.24ct lab-grown heart diamond

This 5.24ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG635412450 or 635412450. Listed at 30 retailers as of October 31, 2026, with prices from £6,383 to £34,814, a £28,432 spread on the same certified stone. Michael Trio lists it at £34,814. 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

5.24

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle39.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG635412450

Dimensions11.88 × 10.71 × 7.08 mm

L/W Ratio1.11

Girdle conditionFaceted

Culet sizePointed

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 LG635412450

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 31

Current: £34,814 GBP|Low: £6,383 GBP|High: £91,681 GBP|Avg: £24,647 GBP|-62.0%

Michael Trio

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 20

November 1, 2026

Retailer 5£6,383 GBP

Retailer 4£7,271 GBP

Retailer 9£7,366 GBP

Retailer 10£8,340 GBP

Retailer 3£9,005 GBP

Retailer 20£9,233 GBP

Retailer 19£9,972 GBP

Retailer 16£10,993 GBP

Retailer 13£14,624 GBP

Retailer 17£15,113 GBP

Retailer 7£15,427 GBP

Retailer 15£15,698 GBP

Retailer 18£18,916 GBP

Retailer 2£19,235 GBP

Retailer 6£23,211 GBP

Retailer 11£25,811 GBP

Retailer 12£28,043 GBP

Retailer 14£32,802 GBP

Michael Trio£34,814 GBP

Retailer 8£45,369 GBP

33 data points across 20 retailers

30 retailers£6,383 GBP to £34,814 GBP

Cheapest Retailer

£6,383 GBP

$8,552 USD

Retailer 2

£7,271 GBP

$9,742 USD

View

Retailer 3

£7,271 GBP

$9,742 USD

View

Price last confirmed 24 days ago

Retailer 4

£7,271 GBP

$9,742 USD

View

Price last confirmed 21 days ago

Retailer 5

£7,366 GBP

$9,870 USD

View

Retailer 6

£8,340 GBP

$11,175 USD

View

Retailer 7

£8,434 GBP

$11,301 USD

View

Price last confirmed 29 days ago

Retailer 8

£8,434 GBP

$11,301 USD

View

Price last confirmed 22 days ago

Retailer 9

£8,725 GBP

$11,691 USD

View

Retailer 10

£8,725 GBP

$11,691 USD

View

Price last confirmed 22 days ago

Retailer 11

£9,005 GBP

$12,066 USD

View

Retailer 12

£9,233 GBP

$12,371 USD

View

Retailer 13

£9,972 GBP

$13,362 USD

View

Final sale: no returns

Retailer 14

£10,993 GBP

View

Retailer 15

£14,624 GBP

View

B+

Retailer 16

£15,113 GBP

$20,250 USD

View

B+

Retailer 17

£15,427 GBP

$20,671 USD

View

B+

Retailer 18

£15,698 GBP

€20,032 EUR

View

B+

Retailer 19

£18,916 GBP

ZAR 409,461 ZAR

View

Retailer 20

£19,169 GBP

$25,685 USD

View

Price last confirmed 32 days ago

Retailer 21

£19,169 GBP

$25,685 USD

View

Price last confirmed 32 days ago

B+

Retailer 22

£19,235 GBP

A$39,651 AUD

View

Retailer 23

£19,323 GBP

$25,891 USD

View

Price last confirmed 34 days ago

Retailer 24

£21,930 GBP

$29,384 USD

View

Price last confirmed 35 days ago

B+

Retailer 25

£23,211 GBP

$31,101 USD

View

Retailer 26

£25,811 GBP

$34,584 USD

View

Retailer 27

£28,043 GBP

$37,575 USD

View

Retailer 28

£32,802 GBP

A$67,617 AUD

View

Most Expensive

Michael Trio

1271322516 · Oct 31

£34,814 GBP

SGD 63,037 SGD

View

28 more retailers have this diamond

Prices start from £6,383 GBPSave up to £28,432 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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