Princess|Lab Grown|IGI

15.03ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG658476614

Shape and cutting style on the report: Princess cut

Certificate IGI LG658476614

Diamond specifications and retailer prices

From £5,343 GBP

$7,170 USD

As of November 3, 2026

Save £15,887 GBP (75%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £21,230 GBP at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 15.03ct lab-grown princess diamond

This 15.03ct lab-grown princess sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG658476614 or 658476614. Listed at 12 retailers as of November 2, 2026, with prices from £5,343 to £21,230, a £15,887 spread on the same certified stone. Brilliant Earth lists it at £21,230. 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

15.03

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45.8°

Pavilion angle37.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG658476614

Dimensions13.49 × 13.29 × 9.33 mm

L/W Ratio1.02

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 LG658476614

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3

Current: £21,230 GBP|Low: £4,311 GBP|High: £21,230 GBP|Avg: £9,590 GBP

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

November 3, 2026

Retailer 8£4,311 GBP

Retailer 5£5,343 GBP

Retailer 9£6,350 GBP

Retailer 2£6,641 GBP

Retailer 11£8,240 GBP

Retailer 6£8,266 GBP

Retailer 7£9,763 GBP

Retailer 4£10,217 GBP

Retailer 10£11,548 GBP

Retailer 3£18,551 GBP

Brilliant Earth£21,230 GBP

41 data points across 11 retailers

12 retailers£5,343 GBP to £21,230 GBP

B+

Cheapest Retailer

£5,343 GBP

$7,170 USD

B+

Retailer 2

£6,350 GBP

$8,521 USD

View

B+

Retailer 3

£6,641 GBP

View

Retailer 4

£8,240 GBP

$11,057 USD

View

B+

Retailer 5

£8,266 GBP

ZAR 179,208 ZAR

View

Retailer 6

£9,763 GBP

€12,477 EUR

View

Retailer 7

£10,217 GBP

A$21,093 AUD

View

Retailer 8

£11,548 GBP

$15,497 USD

View

Retailer 9

£12,729 GBP

A$26,279 AUD

View

Price last confirmed 122 days ago

Retailer 10

£13,142 GBP

$17,635 USD

View

Price last confirmed 113 days ago

Retailer 11

£18,551 GBP

$24,895 USD

View

Most Expensive

Brilliant Earth

21027592A · Nov 2

£21,230 GBP

$28,490 USD

View

11 more retailers have this diamond

Prices start from £5,343 GBPSave up to £15,887 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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B+

15.03ct Princess

£5,343 GBP