Radiant|Lab Grown|IGI

1.86ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG530200634

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

Certificate IGI LG530200634

Diamond specifications and retailer prices

From £263 GBP

$352 USD

As of October 30, 2026

Save £1,103 GBP (81%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: £1,366 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 1.86ct lab-grown radiant diamond

This 1.86ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG530200634 or 530200634. Listed at 22 retailers as of October 30, 2026, with prices from £263 to £1,366, a £1,103 spread on the same certified stone. Brilliant Earth lists it at £1,366. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.7°

Pavilion angle30.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG530200634

Dimensions8.36 × 5.99 × 4.04 mm

L/W Ratio1.40

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG530200634

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: £1,366 GBP|Low: £252 GBP|High: £1,440 GBP|Avg: £710 GBP|-5.2%

Brilliant Earth

Retailer 2

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Retailer 16

October 31, 2026

Retailer 15£263 GBP

Retailer 7£305 GBP

Retailer 3£325 GBP

Retailer 8£325 GBP

Retailer 9£382 GBP

Retailer 13£440 GBP

Retailer 6£522 GBP

Retailer 12£559 GBP

Retailer 2£586 GBP

Retailer 11£756 GBP

Retailer 14£955 GBP

Retailer 5£1,046 GBP

Retailer 4£1,229 GBP

Retailer 16£1,263 GBP

Retailer 10£1,279 GBP

Brilliant Earth£1,366 GBP

36 data points across 16 retailers

22 retailers£263 GBP to £1,366 GBP

Cheapest Retailer

£263 GBP

$352 USD

Retailer 2

£293 GBP

$393 USD

View

Final sale: no returns

Retailer 3

£305 GBP

$408 USD

View

Retailer 4

£325 GBP

$436 USD

View

Retailer 5

£325 GBP

$436 USD

View

Retailer 6

£382 GBP

View

Retailer 7

£440 GBP

$590 USD

View

Retailer 8

£522 GBP

$699 USD

View

Retailer 9

£526 GBP

$705 USD

View

B+

Retailer 10

£544 GBP

$729 USD

View

Retailer 11

£559 GBP

ZAR 12,110 ZAR

View

Retailer 12

£586 GBP

View

B+

Retailer 13

£756 GBP

A$1,558 AUD

View

B+

Retailer 14

£793 GBP

HK$8,300 HKD

View

Retailer 15

£955 GBP

$1,279 USD

View

Retailer 16

£1,046 GBP

$1,402 USD

View

Retailer 17

£1,078 GBP

$1,444 USD

View

Retailer 18

£1,229 GBP

$1,647 USD

View

Retailer 19

£1,252 GBP

$1,678 USD

View

Retailer 20

£1,263 GBP

View

Retailer 21

£1,279 GBP

View

Most Expensive

Brilliant Earth

17971313A · Oct 31

£1,366 GBP

$1,830 USD

View

21 more retailers have this diamond

Prices start from £263 GBPSave up to £1,103 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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1.86ct Radiant

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