Asscher|Lab Grown|IGI

3.89ct D VVS1 Asscher Lab Grown Diamond

ID • D/VVS1 • IGI LG729567973

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG729567973

Diamond specifications and retailer prices

From £1,685 GBP

$2,258 USD

As of October 30, 2026

Save £6,144 GBP (78%) vs most expensive(unlock to see where)

31 retailers carry this diamond

Most expensive: £7,829 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 3.89ct lab-grown asscher diamond

This 3.89ct 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 LG729567973 or 729567973. Listed at 31 retailers as of October 30, 2026, with prices from £1,685 to £7,829, a £6,144 spread on the same certified stone. Brilliant Earth lists it at £7,829. 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

3.89

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.1°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG729567973

Dimensions8.69 × 8.64 × 5.63 mm

L/W Ratio1.01

Culet sizePointed

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 LG729567973

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: £7,829 GBP|Low: £1,685 GBP|High: £7,829 GBP|Avg: £3,963 GBP

Brilliant Earth

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

November 1, 2026

Retailer 4£1,685 GBP

Retailer 11£1,887 GBP

Retailer 8£2,058 GBP

Retailer 16£2,079 GBP

Retailer 10£2,692 GBP

Retailer 5£2,941 GBP

Retailer 15£2,996 GBP

Retailer 13£3,117 GBP

Retailer 14£4,220 GBP

Retailer 3£4,408 GBP

Retailer 9£4,415 GBP

Retailer 12£4,540 GBP

Retailer 6£5,220 GBP

Retailer 2£5,304 GBP

Retailer 7£6,889 GBP

Brilliant Earth£7,829 GBP

40 data points across 16 retailers

31 retailers£1,685 GBP to £7,829 GBP

Cheapest Retailer

£1,685 GBP

$2,258 USD

Retailer 2

£1,685 GBP

$2,258 USD

View

Price last confirmed 24 days ago

Retailer 3

£1,685 GBP

$2,258 USD

View

Price last confirmed 32 days ago

Retailer 4

£1,834 GBP

$2,457 USD

View

Price last confirmed 37 days ago

Retailer 5

£1,834 GBP

$2,457 USD

View

Price last confirmed 18 days ago

B+

Retailer 6

£1,887 GBP

$2,528 USD

View

Final sale: no returns

Retailer 7

£1,928 GBP

$2,583 USD

View

Price last confirmed 35 days ago

Retailer 8

£1,955 GBP

$2,619 USD

View

Price last confirmed 29 days ago

B+

Retailer 9

£2,058 GBP

$2,758 USD

View

B+

Retailer 10

£2,079 GBP

$2,785 USD

View

B+

Retailer 11

£2,379 GBP

HK$24,900 HKD

View

B+

Retailer 12

£2,606 GBP

$3,492 USD

View

B+

Retailer 13

£2,687 GBP

$3,600 USD

View

Retailer 14

£2,687 GBP

$3,600 USD

View

Price last confirmed 31 days ago

B+

Retailer 15

£2,692 GBP

View

B+

Retailer 16

£2,941 GBP

$3,940 USD

View

B+

Retailer 17

£2,996 GBP

$4,014 USD

View

B+

Retailer 18

£3,117 GBP

€3,977 EUR

View

Retailer 19

£3,708 GBP

View

Retailer 20

£4,220 GBP

$5,655 USD

View

Price last confirmed 13 days ago

Retailer 21

£4,408 GBP

A$9,086 AUD

View

Price last confirmed 23 days ago

Retailer 22

£4,415 GBP

A$9,100 AUD

View

Retailer 23

£4,540 GBP

ZAR 98,266 ZAR

View

Retailer 24

£5,110 GBP

$6,846 USD

View

Retailer 25

£5,220 GBP

$6,994 USD

View

Retailer 26

£5,304 GBP

View

Retailer 27

£5,792 GBP

$7,761 USD

View

Retailer 28

£6,830 GBP

$9,152 USD

View

Retailer 29

£6,889 GBP

SGD 12,473 SGD

View

Retailer 30

£7,546 GBP

$10,111 USD

View

Most Expensive

Brilliant Earth

15998251A · Oct 31

£7,829 GBP

$10,490 USD

View

30 more retailers have this diamond

Prices start from £1,685 GBPSave up to £6,144 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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3.89ct Asscher

£1,685 GBP