Radiant|Lab Grown|IGI

3.15ct F VVS1 Radiant Lab Grown Diamond

EX • F/VVS1 • IGI LG844620008

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

Certificate IGI LG844620008

Diamond specifications and retailer prices

From £434 GBP

$582 USD

As of November 2, 2026

Save £2,160 GBP (83%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: £2,593 GBP at Rare Carat · As of November 1, 2026

View at Rare Carat

About this 3.15ct lab-grown radiant diamond

This 3.15ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844620008 or 844620008. Listed at 20 retailers as of November 1, 2026, with prices from £434 to £2,593, a £2,160 spread on the same certified stone. Rare Carat lists it at £2,593. 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

3.15

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44°

Pavilion angle34.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG844620008

Dimensions10.61 × 7.05 × 4.76 mm

L/W Ratio1.50

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG844620008

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: Nov 2

Current: £2,593 GBP|Low: £434 GBP|High: £2,593 GBP|Avg: £1,156 GBP

Rare Carat

Retailer 2

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November 2, 2026

Retailer 6£434 GBP

Retailer 5£486 GBP

Retailer 14£486 GBP

Retailer 8£538 GBP

Retailer 2£584 GBP

Retailer 9£637 GBP

Retailer 3£721 GBP

Retailer 17£782 GBP

Retailer 20£800 GBP

Retailer 13£840 GBP

Retailer 4£1,135 GBP

Retailer 11£1,168 GBP

Retailer 19£1,335 GBP

Retailer 12£1,414 GBP

Retailer 16£1,716 GBP

Retailer 7£1,777 GBP

Retailer 18£2,019 GBP

Retailer 10£2,132 GBP

Retailer 15£2,335 GBP

Rare Carat£2,593 GBP

11 data points across 20 retailers

20 retailers£434 GBP to £2,593 GBP

Cheapest Retailer

£434 GBP

$582 USD

Retailer 2

£486 GBP

$652 USD

View

Final sale: no returns

Retailer 3

£486 GBP

$652 USD

View

Retailer 4

£538 GBP

$722 USD

View

Retailer 5

£584 GBP

View

Retailer 6

£637 GBP

$855 USD

View

Retailer 7

£721 GBP

$968 USD

View

Retailer 8

£782 GBP

€1,000 EUR

View

Retailer 9

£800 GBP

$1,074 USD

View

Retailer 10

£840 GBP

View

B+

Retailer 11

£1,135 GBP

A$2,344 AUD

View

B+

Retailer 12

£1,168 GBP

ZAR 25,319 ZAR

View

B+

Retailer 13

£1,335 GBP

$1,791 USD

View

B+

Retailer 14

£1,414 GBP

$1,898 USD

View

B+

Retailer 15

£1,716 GBP

$2,303 USD

View

B+

Retailer 16

£1,777 GBP

$2,384 USD

View

Retailer 17

£2,019 GBP

A$4,169 AUD

View

Retailer 18

£2,132 GBP

SGD 3,867 SGD

View

Retailer 19

£2,335 GBP

View

Most Expensive

Rare Carat

CN336-61A · Nov 1

£2,593 GBP

$3,480 USD

View

19 more retailers have this diamond

Prices start from £434 GBPSave up to £2,160 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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3.15ct Radiant

£434 GBP