Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG640443902

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG640443902

Diamond specifications and retailer prices

From $404 AUD

$284 USD

As of November 1, 2026

Save $2,091 AUD (84%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $2,496 AUD at Brilliance · As of November 1, 2026

View at Brilliance

About this 1.67ct lab-grown heart diamond

This 1.67ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640443902 or 640443902. Listed at 17 retailers as of November 1, 2026, with prices from $404 to $2,496, a $2,091 spread on the same certified stone. Brilliance lists it at $2,496. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle38.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG640443902

Dimensions7.19 × 8.30 × 4.91 mm

L/W Ratio1.15

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG640443902

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: $2,496 AUD|Low: $288 AUD|High: $2,496 AUD|Avg: $1,067 AUD|+43.8%

Brilliance

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

October 26, 2026

Retailer 2$404 AUD

Retailer 15$450 AUD

Retailer 5$676 AUD

Retailer 7$731 AUD

Retailer 14$752 AUD

Retailer 10$766 AUD

Retailer 8$832 AUD

Retailer 6$913 AUD

Retailer 4$941 AUD

Retailer 11$1,059 AUD

Retailer 13$1,142 AUD

Retailer 3$1,679 AUD

Retailer 12$1,813 AUD

Retailer 9$2,022 AUD

Brilliance$2,496 AUD

28 data points across 15 retailers

17 retailers$404 AUD to $2,496 AUD

Retailer 1

$349 AUD

$245 USD

Price last confirmed 27 days ago

Retailer 2

$404 AUD

$284 USD

View

Final sale: no returns

Retailer 3

$421 AUD

$296 USD

View

Price last confirmed 34 days ago

Retailer 4

$450 AUD

$316 USD

View

Price last confirmed 27 days ago

Retailer 5

$676 AUD

$475 USD

View

Price last confirmed 9 days ago

Retailer 6

$752 AUD

$528 USD

View

Price last confirmed 11 days ago

Retailer 7

$766 AUD

ZAR 8,693 ZAR

View

Price last confirmed 14 days ago

Retailer 8

$832 AUD

£460 GBP

View

Price last confirmed 11 days ago

Retailer 9

$941 AUD

$661 USD

View

Price last confirmed 11 days ago

Retailer 10

$1,059 AUD

View

Price last confirmed 14 days ago

Retailer 11

$1,142 AUD

$802 USD

View

Price last confirmed 11 days ago

Retailer 12

$1,641 AUD

$1,153 USD

View

Price last confirmed 12 days ago

Retailer 13

$1,679 AUD

View

Price last confirmed 28 days ago

Retailer 14

$1,813 AUD

£1,003 GBP

View

Price last confirmed 11 days ago

Retailer 15

$2,022 AUD

$1,420 USD

View

Price last confirmed 11 days ago

Retailer 16

$2,164 AUD

$1,520 USD

View

Price last confirmed 20 days ago

Most Expensive

Brilliance

D46310601 · Nov 1

$2,496 AUD

$1,753 USD

View

16 more retailers have this diamond

Prices start from $404 AUDSave up to $2,091 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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1.67ct Heart

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