Asscher|Lab Grown|IGI

1.58ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG840634927

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840634927

Diamond specifications and retailer prices

From £572 GBP

$766 USD

As of October 30, 2026

Save £3,205 GBP (85%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £3,776 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 1.58ct lab-grown asscher diamond

This 1.58ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634927 or 840634927. Listed at 16 retailers as of October 30, 2026, with prices from £572 to £3,776, a £3,205 spread on the same certified stone. Brilliant Earth lists it at £3,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.8°

Pavilion angle38.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG840634927

Dimensions6.46 × 6.39 × 4.14 mm

L/W Ratio1.01

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 LG840634927

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: £1,329 GBP|Low: £572 GBP|High: £2,870 GBP|Avg: £1,497 GBP|-12.1%

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

October 31, 2026

Retailer 2£572 GBP

Retailer 3£673 GBP

Retailer 11£724 GBP

Retailer 14£914 GBP

Retailer 8£948 GBP

Retailer 9£958 GBP

Retailer 7£964 GBP

Retailer 10£1,088 GBP

Retailer 1£1,329 GBP

Retailer 5£1,950 GBP

Retailer 4£2,027 GBP

Retailer 15£2,042 GBP

Retailer 12£2,498 GBP

Retailer 6£2,861 GBP

Retailer 13£2,870 GBP

16 data points across 15 retailers

16 retailers£572 GBP to £3,776 GBP

Cheapest Retailer

£572 GBP

$766 USD

Final sale: no returns

Retailer 2

£673 GBP

View

Price last confirmed 14 days ago

Retailer 3

£724 GBP

$970 USD

View

B+

Retailer 4

£914 GBP

$1,225 USD

View

B+

Retailer 5

£948 GBP

View

B+

Retailer 6

£958 GBP

€1,222 EUR

View

B+

Retailer 7

£964 GBP

$1,291 USD

View

B+

Retailer 8

£1,088 GBP

ZAR 23,555 ZAR

View

B+

Retailer 9

£1,329 GBP

$1,781 USD

View

Retailer 10

£1,950 GBP

$2,613 USD

View

Retailer 11

£2,027 GBP

SGD 3,670 SGD

View

Retailer 12

£2,042 GBP

$2,736 USD

View

Retailer 13

£2,498 GBP

View

Retailer 14

£2,861 GBP

$3,833 USD

View

Retailer 15

£2,870 GBP

$3,845 USD

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

21861692A · Oct 30

£3,776 GBP

$5,060 USD

View

15 more retailers have this diamond

Prices start from £572 GBPSave up to £3,205 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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1.58ct Asscher

£572 GBP