Asscher|Lab Grown|IGI

4.38ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG815698257

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG815698257

Diamond specifications and retailer prices

From £4,100 GBP

$5,494 USD

As of October 30, 2026

Save £20,398 GBP (83%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £24,498 GBP at With Clarity · As of October 31, 2026

View at With Clarity

About this 4.38ct lab-grown asscher diamond

This 4.38ct 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 LG815698257 or 815698257. Listed at 25 retailers as of October 30, 2026, with prices from £4,100 to £24,498, a £20,398 spread on the same certified stone. With Clarity lists it at £24,498. 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

4.38

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle37.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG815698257

Dimensions9.07 × 9.06 × 5.77 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 LG815698257

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: £6,053 GBP|Low: £4,100 GBP|High: £28,322 GBP|Avg: £8,446 GBP|-23.0%

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

Retailer 21

With Clarity

October 31, 2026

Retailer 8£4,100 GBP

Retailer 3£4,297 GBP

Retailer 4£4,358 GBP

Retailer 16£4,591 GBP

Retailer 10£4,756 GBP

Retailer 11£4,756 GBP

Retailer 2£4,762 GBP

Retailer 6£5,188 GBP

Retailer 20£5,373 GBP

Retailer 13£5,646 GBP

Retailer 1£6,053 GBP

Retailer 7£6,756 GBP

Retailer 14£6,859 GBP

Retailer 9£7,345 GBP

Retailer 17£7,958 GBP

Retailer 19£8,656 GBP

Retailer 18£9,730 GBP

Retailer 15£10,123 GBP

Retailer 12£11,023 GBP

Retailer 21£16,773 GBP

Retailer 5£16,837 GBP

With Clarity£24,498 GBP

29 data points across 22 retailers

25 retailers£4,100 GBP to £24,498 GBP

Cheapest Retailer

£4,100 GBP

$5,494 USD

Retailer 2

£4,297 GBP

$5,757 USD

View

Retailer 3

£4,358 GBP

$5,839 USD

View

Retailer 4

£4,591 GBP

$6,152 USD

View

Final sale: no returns

Retailer 5

£4,756 GBP

$6,373 USD

View

Retailer 6

£4,756 GBP

$6,373 USD

View

Price last confirmed 15 days ago

Retailer 7

£4,762 GBP

$6,380 USD

View

Retailer 8

£5,188 GBP

$6,952 USD

View

Retailer 9

£5,373 GBP

$7,199 USD

View

Retailer 10

£5,646 GBP

$7,565 USD

View

Retailer 11

£6,053 GBP

View

Retailer 12

£6,756 GBP

View

Retailer 13

£6,859 GBP

$9,190 USD

View

Price last confirmed 23 days ago

B+

Retailer 14

£7,345 GBP

$9,842 USD

View

Retailer 15

£7,766 GBP

$10,405 USD

View

Price last confirmed 26 days ago

B+

Retailer 16

£7,958 GBP

€10,155 EUR

View

B+

Retailer 17

£8,656 GBP

$11,598 USD

View

B+

Retailer 18

£8,975 GBP

$12,026 USD

View

B+

Retailer 19

£9,730 GBP

View

B+

Retailer 20

£10,123 GBP

ZAR 219,116 ZAR

View

B+

Retailer 21

£11,023 GBP

$14,770 USD

View

Retailer 22

£16,773 GBP

SGD 30,371 SGD

View

Retailer 23

£16,837 GBP

$22,560 USD

View

Retailer 24

£17,763 GBP

$23,800 USD

View

Price last confirmed 32 days ago

Most Expensive

With Clarity

815698257 · Oct 31

£24,498 GBP

$32,825 USD

View

24 more retailers have this diamond

Prices start from £4,100 GBPSave up to £20,398 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

4.38ct Asscher

£4,100 GBP