Radiant|Lab Grown|IGI

3.28ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG819661740

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG819661740

Diamond specifications and retailer prices

From £499 GBP

$668 USD

As of October 30, 2026

Save £2,375 GBP (83%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £2,873 GBP at Rare Carat · As of October 28, 2026

View at Rare Carat

About this 3.28ct lab-grown radiant diamond

This 3.28ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG819661740 or 819661740. Listed at 17 retailers as of October 28, 2026, with prices from £499 to £2,873, a £2,375 spread on the same certified stone. Rare Carat lists it at £2,873. 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

3.28

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.5°

Pavilion angle36.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG819661740

Dimensions10.46 × 7.26 × 5.00 mm

L/W Ratio1.44

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 LG819661740

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: £2,873 GBP|Low: £499 GBP|High: £2,873 GBP|Avg: £1,418 GBP

Rare Carat

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 30, 2026

Retailer 9£499 GBP

Retailer 14£649 GBP

Retailer 8£740 GBP

Retailer 10£865 GBP

Retailer 6£948 GBP

Retailer 2£1,168 GBP

Retailer 4£1,201 GBP

Retailer 7£1,383 GBP

Retailer 12£1,525 GBP

Retailer 15£1,604 GBP

Retailer 13£1,788 GBP

Retailer 11£1,829 GBP

Retailer 3£2,179 GBP

Retailer 5£2,424 GBP

Rare Carat£2,873 GBP

19 data points across 15 retailers

17 retailers£499 GBP to £2,873 GBP

Cheapest Retailer

£499 GBP

$668 USD

Final sale: no returns

Retailer 2

£649 GBP

$870 USD

View

Retailer 3

£740 GBP

$992 USD

View

Retailer 4

£865 GBP

View

Retailer 5

£948 GBP

€1,210 EUR

View

Price last confirmed 7 days ago

Retailer 6

£1,168 GBP

A$2,408 AUD

View

Retailer 7

£1,201 GBP

ZAR 25,990 ZAR

View

Retailer 8

£1,383 GBP

$1,853 USD

View

Retailer 9

£1,525 GBP

$2,044 USD

View

B+

Retailer 10

£1,604 GBP

View

B+

Retailer 11

£1,788 GBP

$2,396 USD

View

B+

Retailer 12

£1,823 GBP

$2,443 USD

View

B+

Retailer 13

£1,829 GBP

$2,451 USD

View

B+

Retailer 14

£2,179 GBP

SGD 3,945 SGD

View

Retailer 15

£2,289 GBP

A$4,719 AUD

View

Price last confirmed 22 days ago

B+

Retailer 16

£2,424 GBP

View

Most Expensive

Rare Carat

CN191-62A · Oct 28

£2,873 GBP

$3,850 USD

View

16 more retailers have this diamond

Prices start from £499 GBPSave up to £2,375 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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3.28ct Radiant

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