Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG791637031

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG791637031

Diamond specifications and retailer prices

From $444 NZD

$250 USD

As of October 30, 2026

Save $2,928 NZD (87%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: $3,371 NZD at Brilliant Earth · As of October 27, 2026

View at Brilliant Earth

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 LG791637031 or 791637031. Listed at 21 retailers as of October 27, 2026, with prices from $444 to $3,371, a $2,928 spread on the same certified stone. Brilliant Earth lists it at $3,371. 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 angle32.9°

Pavilion angle38.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG791637031

Dimensions7.98 × 8.00 × 4.62 mm

L/W Ratio1.00

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 LG791637031

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: $3,371 NZD|Low: $444 NZD|High: $3,868 NZD|Avg: $1,364 NZD|-12.8%

Brilliant Earth

Retailer 2

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Retailer 20

November 2, 2026

Retailer 19$444 NZD

Retailer 8$495 NZD

Retailer 5$515 NZD

Retailer 3$550 NZD

Retailer 4$550 NZD

Retailer 18$615 NZD

Retailer 9$921 NZD

Retailer 15$932 NZD

Retailer 13$949 NZD

Retailer 2$1,046 NZD

Retailer 12$1,107 NZD

Retailer 11$1,137 NZD

Retailer 16$1,281 NZD

Retailer 17$1,689 NZD

Retailer 20$1,767 NZD

Retailer 10$2,129 NZD

Retailer 6$2,165 NZD

Retailer 14$2,204 NZD

Retailer 7$2,400 NZD

Brilliant Earth$3,371 NZD

40 data points across 20 retailers

21 retailers$444 NZD to $3,371 NZD

Cheapest Retailer

$444 NZD

$250 USD

Retailer 2

$495 NZD

$279 USD

View

Final sale: no returns

Retailer 3

$515 NZD

$290 USD

View

Retailer 4

$550 NZD

$310 USD

View

Retailer 5

$550 NZD

$310 USD

View

Price last confirmed 7 days ago

Retailer 6

$615 NZD

£273 GBP

View

Price last confirmed 16 days ago

Retailer 7

$921 NZD

$519 USD

View

Retailer 8

$932 NZD

€500 EUR

View

Retailer 9

$949 NZD

ZAR 8,642 ZAR

View

B+

Retailer 10

$1,046 NZD

£464 GBP

View

B+

Retailer 11

$1,107 NZD

$624 USD

View

B+

Retailer 12

$1,137 NZD

$641 USD

View

B+

Retailer 13

$1,281 NZD

A$1,111 AUD

View

Retailer 14

$1,689 NZD

$952 USD

View

B+

Retailer 15

$1,767 NZD

$996 USD

View

Retailer 16

$1,859 NZD

$1,048 USD

View

Retailer 17

$2,111 NZD

$1,190 USD

View

Retailer 18

$2,165 NZD

$1,220 USD

View

Retailer 19

$2,204 NZD

£978 GBP

View

Retailer 20

$2,400 NZD

$1,353 USD

View

Most Expensive

Brilliant Earth

18670374A · Oct 27

$3,371 NZD

$1,900 USD

View

20 more retailers have this diamond

Prices start from $444 NZDSave up to $2,928 NZD

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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