Asscher|Lab Grown|IGI

4.24ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG841627949

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG841627949

Diamond specifications and retailer prices

From £3,974 GBP

$5,325 USD

As of October 30, 2026

Save £19,741 GBP (83%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £23,715 GBP at With Clarity · As of October 30, 2026

View at With Clarity

About this 4.24ct lab-grown asscher diamond

This 4.24ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841627949 or 841627949. Listed at 23 retailers as of October 30, 2026, with prices from £3,974 to £23,715, a £19,741 spread on the same certified stone. With Clarity lists it at £23,715. 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

4.24

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG841627949

Dimensions8.94 × 8.93 × 5.74 mm

L/W Ratio1.00

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG841627949

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: £5,909 GBP|Low: £3,860 GBP|High: £27,416 GBP|Avg: £8,110 GBP|-7.2%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

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Retailer 11

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Retailer 22

With Clarity

October 30, 2026

Retailer 20£3,860 GBP

Retailer 8£3,974 GBP

Retailer 2£4,165 GBP

Retailer 3£4,229 GBP

Retailer 11£4,610 GBP

Retailer 13£4,610 GBP

Retailer 5£4,620 GBP

Retailer 9£4,653 GBP

Retailer 6£4,906 GBP

Retailer 14£5,472 GBP

Retailer 21£5,677 GBP

Retailer 1£5,909 GBP

Retailer 7£6,540 GBP

Retailer 19£6,654 GBP

Retailer 10£7,121 GBP

Retailer 16£7,704 GBP

Retailer 18£8,380 GBP

Retailer 17£9,431 GBP

Retailer 12£9,811 GBP

Retailer 22£16,239 GBP

Retailer 4£16,407 GBP

Retailer 15£16,680 GBP

With Clarity£23,715 GBP

23 data points across 23 retailers

23 retailers£3,974 GBP to £23,715 GBP

Retailer 1

£3,860 GBP

Price last confirmed 13 days ago

Retailer 2

£3,974 GBP

$5,325 USD

View

Retailer 3

£4,165 GBP

$5,580 USD

View

Retailer 4

£4,229 GBP

$5,667 USD

View

Retailer 5

£4,610 GBP

$6,177 USD

View

Retailer 6

£4,610 GBP

$6,177 USD

View

Price last confirmed 14 days ago

Retailer 7

£4,620 GBP

$6,190 USD

View

Retailer 8

£4,653 GBP

$6,235 USD

View

Final sale: no returns

Retailer 9

£4,906 GBP

$6,574 USD

View

Retailer 10

£5,472 GBP

$7,332 USD

View

Retailer 11

£5,677 GBP

$7,607 USD

View

Retailer 12

£5,909 GBP

View

Retailer 13

£6,540 GBP

View

Retailer 14

£6,654 GBP

$8,915 USD

View

Price last confirmed 11 days ago

B+

Retailer 15

£7,121 GBP

$9,542 USD

View

B+

Retailer 16

£7,704 GBP

€9,831 EUR

View

B+

Retailer 17

£8,380 GBP

$11,228 USD

View

B+

Retailer 18

£9,431 GBP

View

B+

Retailer 19

£9,811 GBP

ZAR 212,379 ZAR

View

Retailer 20

£16,239 GBP

SGD 29,404 SGD

View

Retailer 21

£16,407 GBP

$21,984 USD

View

Retailer 22

£16,680 GBP

$22,350 USD

View

Most Expensive

With Clarity

841627949 · Oct 30

£23,715 GBP

$31,776 USD

View

22 more retailers have this diamond

Prices start from £3,974 GBPSave up to £19,741 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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