Princess|Lab Grown|IGI

5.17ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG725514742

Shape and cutting style on the report: Princess cut

Certificate IGI LG725514742

Diamond specifications and retailer prices

From £573 GBP

$768 USD

As of October 30, 2026

Save £4,412 GBP (89%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: £4,985 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 5.17ct lab-grown princess diamond

This 5.17ct lab-grown princess 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 LG725514742 or 725514742. Listed at 20 retailers as of October 30, 2026, with prices from £573 to £4,985, a £4,412 spread on the same certified stone. Brilliant Earth lists it at £4,985. 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

5.17

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle43.9°

Pavilion angle37.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG725514742

Dimensions9.59 × 9.36 × 6.48 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 LG725514742

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: £4,985 GBP|Low: £550 GBP|High: £5,680 GBP|Avg: £1,751 GBP|-12.2%

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

Retailer 16

October 31, 2026

Retailer 16£573 GBP

Retailer 6£623 GBP

Retailer 4£664 GBP

Retailer 12£689 GBP

Retailer 11£795 GBP

Retailer 3£1,075 GBP

Retailer 9£1,116 GBP

Retailer 2£1,127 GBP

Retailer 14£1,543 GBP

Retailer 8£1,827 GBP

Retailer 7£2,025 GBP

Retailer 15£2,134 GBP

Retailer 5£2,617 GBP

Retailer 10£2,765 GBP

Retailer 13£3,545 GBP

Brilliant Earth£4,985 GBP

44 data points across 16 retailers

20 retailers£573 GBP to £4,985 GBP

Cheapest Retailer

£573 GBP

$768 USD

Retailer 2

£623 GBP

$835 USD

View

Retailer 3

£664 GBP

$890 USD

View

Retailer 4

£689 GBP

$923 USD

View

Final sale: no returns

Retailer 5

£795 GBP

$1,065 USD

View

Retailer 6

£908 GBP

HK$9,500 HKD

View

B+

Retailer 7

£1,075 GBP

$1,440 USD

View

Retailer 8

£1,116 GBP

€1,424 EUR

View

Retailer 9

£1,127 GBP

View

Retailer 10

£1,412 GBP

$1,892 USD

View

B+

Retailer 11

£1,543 GBP

$2,068 USD

View

B+

Retailer 12

£1,827 GBP

$2,448 USD

View

B+

Retailer 13

£2,025 GBP

View

B+

Retailer 14

£2,120 GBP

$2,841 USD

View

B+

Retailer 15

£2,134 GBP

$2,859 USD

View

Retailer 16

£2,617 GBP

SGD 4,739 SGD

View

Retailer 17

£2,618 GBP

$3,508 USD

View

B+

Retailer 18

£2,765 GBP

View

Retailer 19

£3,545 GBP

$4,750 USD

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

18144628Y · Oct 30

£4,985 GBP

$6,680 USD

View

19 more retailers have this diamond

Prices start from £573 GBPSave up to £4,412 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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5.17ct Princess

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