Radiant|Lab Grown|IGI

6.57ct D VVS2 Radiant Lab Grown Diamond

VG • D/VVS2 • IGI LG773638941

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG773638941

Diamond specifications and retailer prices

From $6,049 NZD

$3,409 USD

As of October 30, 2026

Save $18,589 NZD (75%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: $24,638 NZD at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 6.57ct lab-grown radiant diamond

This 6.57ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG773638941 or 773638941. Listed at 22 retailers as of October 30, 2026, with prices from $6,049 to $24,638, a $18,589 spread on the same certified stone. Taylor and Hart lists it at $24,638. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

6.57

Carat

Colour

VVS2

Clarity

Very Good

Cut

Specifications

CutVery Good

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.7°

Pavilion angle32.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG773638941

Dimensions13.35 × 9.01 × 6.18 mm

L/W Ratio1.48

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

CutVery Good

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG773638941

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: $12,661 NZD|Low: $5,974 NZD|High: $25,402 NZD|Avg: $11,626 NZD|-0.7%

Retailer 1

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

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Taylor and Hart

October 31, 2026

Retailer 7$6,049 NZD

Retailer 4$6,581 NZD

Retailer 8$6,771 NZD

Retailer 16$7,016 NZD

Retailer 17$7,037 NZD

Retailer 5$7,292 NZD

Retailer 18$8,199 NZD

Retailer 19$8,767 NZD

Retailer 12$9,363 NZD

Retailer 2$9,622 NZD

Retailer 14$9,677 NZD

Retailer 3$10,735 NZD

Retailer 11$11,198 NZD

Retailer 13$12,039 NZD

Retailer 1$12,661 NZD

Retailer 10$13,511 NZD

Retailer 15$13,573 NZD

Retailer 6$17,583 NZD

Retailer 9$17,806 NZD

Retailer 20$19,467 NZD

Taylor and Hart$24,638 NZD

40 data points across 21 retailers

22 retailers$6,049 NZD to $24,638 NZD

Cheapest Retailer

$6,049 NZD

$3,409 USD

B+

Retailer 2

$6,581 NZD

$3,709 USD

View

B+

Retailer 3

$6,771 NZD

$3,816 USD

View

Final sale: no returns

B+

Retailer 4

$7,016 NZD

$3,954 USD

View

B+

Retailer 5

$7,037 NZD

$3,966 USD

View

Retailer 6

$7,220 NZD

$4,069 USD

View

Price last confirmed 19 days ago

B+

Retailer 7

$7,292 NZD

$4,110 USD

View

B+

Retailer 8

$8,199 NZD

HK$36,100 HKD

View

B+

Retailer 9

$8,767 NZD

$4,941 USD

View

B+

Retailer 10

$9,363 NZD

£4,155 GBP

View

B+

Retailer 11

$9,622 NZD

$5,423 USD

View

B+

Retailer 12

$9,677 NZD

$5,454 USD

View

Retailer 13

$10,735 NZD

£4,764 GBP

View

Retailer 14

$11,198 NZD

$6,311 USD

View

Price last confirmed 8 days ago

Retailer 15

$12,039 NZD

$6,785 USD

View

Price last confirmed 13 days ago

Retailer 16

$12,661 NZD

A$10,978 AUD

View

Retailer 17

$13,511 NZD

A$11,715 AUD

View

Price last confirmed 9 days ago

Retailer 18

$13,573 NZD

ZAR 123,582 ZAR

View

Retailer 19

$17,583 NZD

$9,910 USD

View

Retailer 20

$17,806 NZD

£7,902 GBP

View

Retailer 21

$19,467 NZD

$10,972 USD

View

Most Expensive

Taylor and Hart

OD7AZI5 · Oct 31

$24,638 NZD

$13,886 USD

View

21 more retailers have this diamond

Prices start from $6,049 NZDSave up to $18,589 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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