Asscher|Lab Grown|IGI

3.21ct D VVS1 Asscher Lab Grown Diamond

ID • D/VVS1 • IGI LG843692595

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG843692595

Diamond specifications and retailer prices

From £690 GBP

$925 USD

As of October 29, 2026

Save £3,385 GBP (83%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £4,075 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 3.21ct lab-grown asscher diamond

This 3.21ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843692595 or 843692595. Listed at 16 retailers as of October 29, 2026, with prices from £690 to £4,075, a £3,385 spread on the same certified stone. Brilliant Earth lists it at £4,075. 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

3.21

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle42.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG843692595

Dimensions8.15 × 8.01 × 5.35 mm

L/W Ratio1.02

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 LG843692595

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 29

Current: £4,075 GBP|Low: £690 GBP|High: £4,075 GBP|Avg: £1,659 GBP

Brilliant Earth

Retailer 2

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Retailer 11

Retailer 12

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Retailer 16

October 30, 2026

Retailer 15£690 GBP

Retailer 7£739 GBP

Retailer 13£831 GBP

Retailer 4£847 GBP

Retailer 2£919 GBP

Retailer 9£1,100 GBP

Retailer 10£1,142 GBP

Retailer 16£1,154 GBP

Retailer 6£1,635 GBP

Retailer 11£1,663 GBP

Retailer 5£1,664 GBP

Retailer 14£2,014 GBP

Retailer 8£2,196 GBP

Retailer 3£2,409 GBP

Retailer 12£2,699 GBP

Brilliant Earth£4,075 GBP

18 data points across 16 retailers

16 retailers£690 GBP to £4,075 GBP

Cheapest Retailer

£690 GBP

$925 USD

Final sale: no returns

Retailer 2

£739 GBP

$990 USD

View

Price last confirmed 13 days ago

Retailer 3

£831 GBP

HK$8,700 HKD

View

Retailer 4

£847 GBP

$1,135 USD

View

Retailer 5

£919 GBP

View

Retailer 6

£1,100 GBP

View

Retailer 7

£1,142 GBP

€1,457 EUR

View

Retailer 8

£1,154 GBP

$1,546 USD

View

Retailer 9

£1,635 GBP

A$3,371 AUD

View

Price last confirmed 9 days ago

B+

Retailer 10

£1,663 GBP

ZAR 36,003 ZAR

View

B+

Retailer 11

£1,664 GBP

$2,230 USD

View

B+

Retailer 12

£2,014 GBP

$2,699 USD

View

B+

Retailer 13

£2,196 GBP

$2,942 USD

View

B+

Retailer 14

£2,409 GBP

SGD 4,362 SGD

View

B+

Retailer 15

£2,699 GBP

View

Most Expensive

Brilliant Earth

21813218A · Oct 30

£4,075 GBP

$5,460 USD

View

15 more retailers have this diamond

Prices start from £690 GBPSave up to £3,385 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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3.21ct Asscher

£690 GBP