Round|Lab Grown|IGI

3.40ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG732573108

Shape and cutting style on the report: Round brilliant

Certificate IGI LG732573108

Diamond specifications and retailer prices

From $1,732 NZD

$973 USD

As of October 29, 2026

Save $4,836 NZD (74%) vs most expensive(unlock to see where)

31 retailers carry this diamond

Most expensive: $20,511 NZD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.4ct lab-grown round diamond

This 3.4ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG732573108 or 732573108. Listed at 31 retailers as of October 29, 2026, with a 279% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.40

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG732573108

Dimensions9.60 × 9.66 × 5.96 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG732573108

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 29

Current: $20,511 NZD|Low: $1,670 NZD|High: $20,511 NZD|Avg: $5,122 NZD

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

Retailer 15

Retailer 16

October 30, 2026

Retailer 9$1,891 NZD

Retailer 8$2,279 NZD

Retailer 4$2,617 NZD

Retailer 12$2,617 NZD

Retailer 2$2,652 NZD

Retailer 11$2,784 NZD

Retailer 13$3,678 NZD

Retailer 14$3,908 NZD

Retailer 3$3,983 NZD

Retailer 10$4,022 NZD

Retailer 6$5,420 NZD

Retailer 7$6,140 NZD

Retailer 16$6,528 NZD

Retailer 5$7,206 NZD

Retailer 15$8,698 NZD

Brilliant Earth$20,511 NZD

37 data points across 16 retailers

31 retailers$1,732 NZD to $6,568 NZD

Retailer 1

$1,494 NZD

$839 USD

Price last confirmed 31 days ago

Retailer 2

$1,626 NZD

$913 USD

View

Price last confirmed 36 days ago

Retailer 3

$1,626 NZD

$913 USD

View

Price last confirmed 23 days ago

Retailer 4

$1,709 NZD

$960 USD

View

Price last confirmed 30 days ago

Retailer 5

$1,732 NZD

$973 USD

View

Price last confirmed 20 days ago

Retailer 6

$1,732 NZD

$973 USD

View

Price last confirmed 27 days ago

Retailer 7

$1,732 NZD

$973 USD

View

Retailer 8

$1,891 NZD

$1,062 USD

View

Final sale: no returns

Retailer 9

$2,120 NZD

HK$9,300 HKD

View

Retailer 10

$2,279 NZD

$1,280 USD

View

Retailer 11

$2,617 NZD

$1,470 USD

View

Retailer 12

$2,617 NZD

$1,470 USD

View

Retailer 13

$2,652 NZD

£1,173 GBP

View

Retailer 14

$2,784 NZD

€1,489 EUR

View

B+

Retailer 15

$3,678 NZD

A$3,178 AUD

View

Retailer 16

$3,908 NZD

A$3,377 AUD

View

Price last confirmed 8 days ago

B+

Retailer 17

$3,983 NZD

$2,237 USD

View

B+

Retailer 18

$4,022 NZD

ZAR 36,495 ZAR

View

B+

Retailer 19

$4,375 NZD

$2,457 USD

View

B+

Retailer 20

$4,448 NZD

$2,498 USD

View

Retailer 21

$4,870 NZD

$2,735 USD

View

Price last confirmed 29 days ago

Retailer 22

$4,870 NZD

$2,735 USD

View

Price last confirmed 20 days ago

Retailer 23

$5,420 NZD

$3,044 USD

View

Retailer 24

$5,754 NZD

$3,232 USD

View

Retailer 25

$6,003 NZD

$3,371 USD

View

Retailer 26

$6,140 NZD

SGD 4,660 SGD

View

Retailer 27

$6,528 NZD

£2,887 GBP

View

Price last confirmed 10 days ago

Retailer 28

$6,568 NZD

$3,689 USD

View

Retailer 29

$7,206 NZD

A$6,226 AUD

View

Price last confirmed 24 days ago

Retailer 30

$8,698 NZD

$4,885 USD

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

15998764A · Oct 29

$20,511 NZD

$11,520 USD

View

Price under review

30 more retailers have this diamond

Prices start from $1,732 NZDSave up to $4,836 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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3.40ct Round

$1,732 NZD