Round|Lab Grown|IGI

1.72ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG843641773

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843641773

Diamond specifications and retailer prices

From £398 GBP

$533 USD

As of October 23, 2026

Save £528 GBP (57%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: £925 GBP at Brilliant Earth · As of October 26, 2026

View at Brilliant Earth

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843641773 or 843641773. Listed at 13 retailers as of October 23, 2026, with prices from £398 to £925, a £528 spread on the same certified stone. Brilliant Earth lists it at £925. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishVery Good

SymmetryVery Good

FluorescenceNone

Crown angle35.4°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG843641773

Dimensions7.77 × 7.64 × 4.71 mm

L/W Ratio1.02

Girdle conditionFaceted

Culet sizeNone

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

PolishVery Good

SymmetryVery Good

FluorescenceNone

CertificateIGI LG843641773

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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Price History

Last verified: Oct 23

Current: £925 GBP|Low: £176 GBP|High: £925 GBP|Avg: £459 GBP

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

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Retailer 9

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Retailer 11

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Retailer 13

Retailer 14

October 25, 2026

Retailer 5£176 GBP

Retailer 13£196 GBP

Retailer 11£204 GBP

Retailer 3£218 GBP

Retailer 2£255 GBP

Retailer 6£295 GBP

Retailer 8£398 GBP

Retailer 12£468 GBP

Retailer 10£470 GBP

Retailer 7£540 GBP

Retailer 9£702 GBP

Retailer 14£740 GBP

Retailer 4£879 GBP

Brilliant Earth£925 GBP

6 data points across 14 retailers

13 retailers£398 GBP to £925 GBP

Retailer 1

£176 GBP

$236 USD

Price last confirmed 7 days ago

Retailer 2

£204 GBP

$273 USD

View

Price last confirmed 10 days ago

Retailer 3

£218 GBP

$292 USD

View

Price last confirmed 9 days ago

Retailer 4

£255 GBP

View

Price last confirmed 8 days ago

Retailer 5

£295 GBP

$395 USD

View

Price last confirmed 7 days ago

Retailer 6

£398 GBP

$533 USD

View

Retailer 7

£468 GBP

$627 USD

View

Retailer 8

£470 GBP

$630 USD

View

Price last confirmed 9 days ago

Retailer 9

£540 GBP

$724 USD

View

Price last confirmed 8 days ago

Retailer 10

£702 GBP

$940 USD

View

Price last confirmed 9 days ago

Retailer 11

£740 GBP

$992 USD

View

Price last confirmed 9 days ago

Retailer 12

£879 GBP

View

Price last confirmed 11 days ago

Most Expensive

B+

Brilliant Earth

22294707A · Oct 26

£925 GBP

$1,240 USD

View

12 more retailers have this diamond

Prices start from £398 GBPSave up to £528 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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1.72ct Round

£398 GBP