Asscher|Lab Grown|IGI

4.03ct G VS1 Asscher Lab Grown Diamond

ID • G/VS1 • IGI LG831602586

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831602586

Diamond specifications and retailer prices

From £384 GBP

$515 USD

As of October 30, 2026

Save £1,615 GBP (81%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £1,999 GBP at MOH London · As of October 29, 2026

View at MOH London

About this 4.03ct lab-grown asscher diamond

This 4.03ct lab-grown asscher sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831602586 or 831602586. Listed at 19 retailers as of October 29, 2026, with prices from £384 to £1,999, a £1,615 spread on the same certified stone. MOH London lists it at £1,999. 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

4.03

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.4°

Pavilion angle42.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG831602586

Dimensions8.92 × 8.40 × 5.45 mm

L/W Ratio1.06

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 LG831602586

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: £1,999 GBP|Low: £429 GBP|High: £2,012 GBP|Avg: £1,106 GBP|-0.5%

MOH London

Retailer 2

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Retailer 15

October 30, 2026

Retailer 4£429 GBP

Retailer 12£476 GBP

Retailer 10£578 GBP

Retailer 2£738 GBP

Retailer 15£740 GBP

Retailer 9£948 GBP

Retailer 8£954 GBP

Retailer 5£1,039 GBP

Retailer 11£1,229 GBP

Retailer 14£1,253 GBP

Retailer 3£1,388 GBP

Retailer 7£1,549 GBP

Retailer 6£1,564 GBP

Retailer 13£1,767 GBP

MOH London£1,999 GBP

41 data points across 15 retailers

19 retailers£384 GBP to £1,999 GBP

Cheapest Retailer

£384 GBP

$515 USD

Retailer 2

£429 GBP

$575 USD

View

Final sale: no returns

Retailer 3

£430 GBP

$576 USD

View

Price last confirmed 36 days ago

Retailer 4

£470 GBP

$630 USD

View

Price last confirmed 35 days ago

Retailer 5

£476 GBP

$638 USD

View

Price last confirmed 14 days ago

Retailer 6

£476 GBP

$638 USD

View

Retailer 7

£578 GBP

$775 USD

View

Retailer 8

£738 GBP

View

B+

Retailer 9

£740 GBP

$991 USD

View

Retailer 10

£948 GBP

ZAR 20,515 ZAR

View

Retailer 11

£954 GBP

A$1,967 AUD

View

Retailer 12

£1,039 GBP

$1,392 USD

View

B+

Retailer 13

£1,229 GBP

$1,647 USD

View

B+

Retailer 14

£1,253 GBP

$1,679 USD

View

B+

Retailer 15

£1,388 GBP

View

B+

Retailer 16

£1,549 GBP

$2,076 USD

View

B+

Retailer 17

£1,564 GBP

$2,095 USD

View

B+

Retailer 18

£1,767 GBP

$2,367 USD

View

Most Expensive

B+

MOH London

LG831602586 · Oct 29

£1,999 GBP

View

18 more retailers have this diamond

Prices start from £384 GBPSave up to £1,615 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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4.03ct Asscher

£384 GBP