Round|Lab Grown|IGI

4.06ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG782685170

Shape and cutting style on the report: Round brilliant

Certificate IGI LG782685170

Diamond specifications and retailer prices

From £1,029 GBP

$1,370 USD

As of October 24, 2026

Save £5,482 GBP (84%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: £9,439 GBP at Brilliant Earth · As of October 3, 2026

View at Brilliant Earth

About this 4.06ct lab-grown round diamond

This 4.06ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG782685170 or 782685170. Listed at 26 retailers as of October 24, 2026, with a 533% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.06

Carat

Colour

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.3°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG782685170

Dimensions10.33 × 10.38 × 6.25 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

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 LG782685170

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 24

Current: £9,439 GBP|Low: £908 GBP|High: £9,439 GBP|Avg: £2,367 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

October 29, 2026

Retailer 14£945 GBP

Retailer 2£1,059 GBP

Retailer 3£1,097 GBP

Retailer 6£1,097 GBP

Retailer 7£1,235 GBP

Retailer 5£1,527 GBP

Retailer 11£1,528 GBP

Retailer 10£1,594 GBP

Retailer 8£1,697 GBP

Retailer 9£2,578 GBP

Retailer 13£2,599 GBP

Retailer 4£3,148 GBP

Retailer 15£3,329 GBP

Retailer 12£3,463 GBP

Brilliant Earth£9,439 GBP

43 data points across 15 retailers

26 retailers£1,029 GBP to £6,511 GBP

Retailer 1

£945 GBP

$1,259 USD

Price last confirmed 37 days ago

Retailer 2

£945 GBP

$1,259 USD

View

Price last confirmed 19 days ago

Retailer 3

£1,029 GBP

$1,370 USD

View

Retailer 4

£1,029 GBP

$1,370 USD

View

Price last confirmed 20 days ago

Retailer 5

£1,059 GBP

$1,410 USD

View

Final sale: no returns

Retailer 6

£1,082 GBP

$1,441 USD

View

Price last confirmed 38 days ago

Retailer 7

£1,097 GBP

$1,461 USD

View

Price last confirmed 27 days ago

Retailer 8

£1,097 GBP

$1,461 USD

View

Price last confirmed 17 days ago

Retailer 9

£1,235 GBP

$1,644 USD

View

B+

Retailer 10

£1,527 GBP

$2,034 USD

View

B+

Retailer 11

£1,528 GBP

$2,035 USD

View

B+

Retailer 12

£1,545 GBP

$2,057 USD

View

B+

Retailer 13

£1,594 GBP

View

B+

Retailer 14

£1,697 GBP

View

B+

Retailer 15

£2,045 GBP

$2,723 USD

View

B+

Retailer 16

£2,270 GBP

$3,023 USD

View

Price last confirmed 38 days ago

B+

Retailer 17

£2,270 GBP

$3,023 USD

View

Price last confirmed 22 days ago

B+

Retailer 18

£2,578 GBP

ZAR 55,453 ZAR

View

Retailer 19

£2,599 GBP

A$5,324 AUD

View

Price last confirmed 7 days ago

Retailer 20

£3,148 GBP

$4,192 USD

View

Retailer 21

£3,241 GBP

$4,315 USD

View

Retailer 22

£3,329 GBP

A$6,820 AUD

View

Price last confirmed 21 days ago

B+

Retailer 23

£3,463 GBP

View

Retailer 24

£4,293 GBP

$5,717 USD

View

Retailer 25

£6,511 GBP

$8,670 USD

View

Most Expensive

Brilliant Earth

18976534A · Oct 3

£9,439 GBP

$12,570 USD

View

Price under review

25 more retailers have this diamond

Prices start from £1,029 GBPSave up to £5,482 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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