Radiant|Lab Grown|IGI

1.58ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG792686612

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

Certificate IGI LG792686612

Diamond specifications and retailer prices

From £154 GBP

$206 USD

As of November 2, 2026

Save £1,285 GBP (89%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: £1,438 GBP at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792686612 or 792686612. Listed at 21 retailers as of November 2, 2026, with prices from £154 to £1,438, a £1,285 spread on the same certified stone. Brilliant Earth lists it at £1,438. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45°

Pavilion angle35.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG792686612

Dimensions8.46 × 5.67 × 3.85 mm

L/W Ratio1.49

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 LG792686612

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: £1,438 GBP|Low: £154 GBP|High: £1,513 GBP|Avg: £474 GBP|-4.9%

Brilliant Earth

Retailer 2

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November 2, 2026

Retailer 4£154 GBP

Retailer 7£172 GBP

Retailer 18£178 GBP

Retailer 3£191 GBP

Retailer 17£191 GBP

Retailer 12£223 GBP

Retailer 14£329 GBP

Retailer 10£329 GBP

Retailer 15£336 GBP

Retailer 13£351 GBP

Retailer 11£439 GBP

Retailer 2£444 GBP

Retailer 19£613 GBP

Retailer 5£615 GBP

Retailer 6£738 GBP

Retailer 16£768 GBP

Retailer 8£776 GBP

Retailer 9£904 GBP

Brilliant Earth£1,438 GBP

34 data points across 19 retailers

21 retailers£154 GBP to £1,438 GBP

Cheapest Retailer

£154 GBP

$206 USD

Retailer 2

£172 GBP

$231 USD

View

Final sale: no returns

Retailer 3

£178 GBP

$239 USD

View

Retailer 4

£191 GBP

$256 USD

View

Retailer 5

£191 GBP

$256 USD

View

Price last confirmed 8 days ago

Retailer 6

£223 GBP

View

Retailer 7

£329 GBP

ZAR 7,131 ZAR

View

B+

Retailer 8

£329 GBP

$442 USD

View

Retailer 9

£336 GBP

€430 EUR

View

Retailer 10

£351 GBP

View

Retailer 11

£408 GBP

$547 USD

View

Retailer 12

£439 GBP

$589 USD

View

Retailer 13

£444 GBP

A$917 AUD

View

B+

Retailer 14

£613 GBP

$822 USD

View

B+

Retailer 15

£615 GBP

$825 USD

View

B+

Retailer 16

£652 GBP

$875 USD

View

B+

Retailer 17

£738 GBP

$990 USD

View

B+

Retailer 18

£768 GBP

View

B+

Retailer 19

£776 GBP

$1,041 USD

View

Retailer 20

£904 GBP

$1,213 USD

View

Price last confirmed 22 days ago

Most Expensive

Brilliant Earth

18807405A · Nov 2

£1,438 GBP

$1,930 USD

View

20 more retailers have this diamond

Prices start from £154 GBPSave up to £1,285 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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1.58ct Radiant

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