Round|Lab Grown|IGI

13.15ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG727550593

Shape and cutting style on the report: Round brilliant

Certificate IGI LG727550593

Diamond specifications and retailer prices

From £4,828 GBP

As of October 30, 2026

Save £18,539 GBP (79%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £23,368 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 13.15ct lab-grown round diamond

This 13.15ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG727550593 or 727550593. Listed at 24 retailers as of October 30, 2026, with prices from £4,828 to £23,368, a £18,539 spread on the same certified stone. Brilliant Earth lists it at £23,368. 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

13.15

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle41.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG727550593

Dimensions15.16 × 15.21 × 9.27 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

HEARTS & ARROWS 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 LG727550593

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: £23,368 GBP|Low: £4,812 GBP|High: £23,368 GBP|Avg: £9,398 GBP

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

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Retailer 8

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Retailer 10

Retailer 11

Retailer 12

Retailer 13

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Retailer 18

November 1, 2026

Retailer 14£4,828 GBP

Retailer 4£5,167 GBP

Retailer 8£5,374 GBP

Retailer 10£5,601 GBP

Retailer 9£5,994 GBP

Retailer 12£5,997 GBP

Retailer 18£6,418 GBP

Retailer 3£6,889 GBP

Retailer 13£7,506 GBP

Retailer 16£8,870 GBP

Retailer 15£9,278 GBP

Retailer 6£9,380 GBP

Retailer 11£9,915 GBP

Retailer 5£10,779 GBP

Retailer 2£10,937 GBP

Retailer 17£11,462 GBP

Retailer 7£20,477 GBP

Brilliant Earth£23,368 GBP

33 data points across 18 retailers

24 retailers£4,828 GBP to £23,368 GBP

Cheapest Retailer

£4,828 GBP

B+

Retailer 2

£5,167 GBP

$6,923 USD

View

B+

Retailer 3

£5,374 GBP

$7,200 USD

View

B+

Retailer 4

£5,601 GBP

$7,505 USD

View

B+

Retailer 5

£5,786 GBP

$7,753 USD

View

Final sale: no returns

B+

Retailer 6

£5,994 GBP

$8,031 USD

View

Retailer 7

£5,994 GBP

$8,031 USD

View

Price last confirmed 19 days ago

B+

Retailer 8

£5,997 GBP

$8,035 USD

View

Retailer 9

£6,418 GBP

$8,600 USD

View

Price last confirmed 13 days ago

B+

Retailer 10

£6,889 GBP

$9,231 USD

View

B+

Retailer 11

£7,116 GBP

$9,534 USD

View

B+

Retailer 12

£7,506 GBP

View

Retailer 13

£8,870 GBP

$11,885 USD

View

B+

Retailer 14

£9,278 GBP

ZAR 200,831 ZAR

View

Retailer 15

£9,380 GBP

$12,568 USD

View

Retailer 16

£9,915 GBP

€12,653 EUR

View

Retailer 17

£10,779 GBP

A$22,220 AUD

View

Price last confirmed 23 days ago

Retailer 18

£10,937 GBP

$14,655 USD

View

Retailer 19

£11,462 GBP

A$23,627 AUD

View

Price last confirmed 9 days ago

Retailer 20

£14,656 GBP

$19,637 USD

View

Retailer 21

£16,683 GBP

$22,354 USD

View

Retailer 22

£20,477 GBP

$27,437 USD

View

Retailer 23

£22,958 GBP

$30,761 USD

View

Most Expensive

Brilliant Earth

15446636A · Oct 31

£23,368 GBP

$31,310 USD

View

23 more retailers have this diamond

Prices start from £4,828 GBPSave up to £18,539 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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£4,828 GBP