Heart|Lab Grown|IGI

1.72ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG754534268

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754534268

Diamond specifications and retailer prices

From $591 AUD

$415 USD

As of November 1, 2026

Save $1,345 AUD (69%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: $1,936 AUD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 1.72ct lab-grown heart diamond

This 1.72ct lab-grown heart 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 LG754534268 or 754534268. Listed at 19 retailers as of October 31, 2026, with prices from $591 to $1,936, a $1,345 spread on the same certified stone. Brilliant Earth lists it at $1,936. 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

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.2°

Pavilion angle39.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754534268

Dimensions8.21 × 7.56 × 4.80 mm

L/W Ratio1.09

Girdle conditionFaceted

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 LG754534268

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 1

Current: $1,936 AUD|Low: $359 AUD|High: $2,407 AUD|Avg: $1,138 AUD|-17.6%

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

October 31, 2026

Retailer 4$394 AUD

Retailer 6$591 AUD

Retailer 2$715 AUD

Retailer 11$742 AUD

Retailer 9$830 AUD

Retailer 7$884 AUD

Retailer 3$913 AUD

Retailer 8$1,023 AUD

Retailer 14$1,078 AUD

Retailer 13$1,485 AUD

Retailer 5$1,728 AUD

Retailer 10$1,761 AUD

Retailer 12$1,920 AUD

Brilliant Earth$1,936 AUD

40 data points across 14 retailers

19 retailers$591 AUD to $1,936 AUD

Retailer 1

$336 AUD

$236 USD

Price last confirmed 24 days ago

Retailer 2

$389 AUD

$273 USD

View

Price last confirmed 33 days ago

Retailer 3

$416 AUD

$292 USD

View

Price last confirmed 29 days ago

B+

Retailer 4

$591 AUD

$415 USD

View

Retailer 5

$715 AUD

€478 EUR

View

Retailer 6

$742 AUD

ZAR 8,425 ZAR

View

Price last confirmed 9 days ago

Retailer 7

$830 AUD

£459 GBP

View

Retailer 8

$884 AUD

$621 USD

View

B+

Retailer 9

$913 AUD

$641 USD

View

Retailer 10

$932 AUD

$655 USD

View

Price last confirmed 19 days ago

B+

Retailer 11

$1,023 AUD

View

B+

Retailer 12

$1,078 AUD

$757 USD

View

Retailer 13

$1,338 AUD

$940 USD

View

Price last confirmed 32 days ago

Retailer 14

$1,485 AUD

$1,043 USD

View

Retailer 15

$1,566 AUD

$1,100 USD

View

Retailer 16

$1,728 AUD

$1,214 USD

View

Retailer 17

$1,761 AUD

£974 GBP

View

Retailer 18

$1,920 AUD

$1,349 USD

View

Price last confirmed 7 days ago

Most Expensive

Brilliant Earth

16912259A · Oct 31

$1,936 AUD

$1,360 USD

View

18 more retailers have this diamond

Prices start from $591 AUDSave up to $1,345 AUD

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 Heart

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