Round|Lab Grown|IGI

6.47ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG619468161

Shape and cutting style on the report: Round brilliant

Certificate IGI LG619468161

Diamond specifications and retailer prices

From $18,365 NZD

$10,333 USD

As of November 1, 2026

Save $69,566 NZD (79%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $87,930 NZD at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 6.47ct lab-grown round diamond

This 6.47ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG619468161 or 619468161. Listed at 23 retailers as of October 31, 2026, with prices from $18,365 to $87,930, a $69,566 spread on the same certified stone. Michael Trio lists it at $87,930. 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

6.47

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG619468161

Dimensions11.92 × 11.87 × 7.38 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

HEARTS & ARROWS 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 LG619468161

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: $87,930 NZD|Low: $18,365 NZD|High: $87,930 NZD|Avg: $34,182 NZD

Michael Trio

Retailer 2

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Retailer 20

November 1, 2026

Retailer 3$18,365 NZD

Retailer 20$19,101 NZD

Retailer 5$20,813 NZD

Retailer 6$21,304 NZD

Retailer 4$22,039 NZD

Retailer 8$22,737 NZD

Retailer 19$22,741 NZD

Retailer 7$22,957 NZD

Retailer 10$23,914 NZD

Retailer 18$25,218 NZD

Retailer 14$27,887 NZD

Retailer 16$30,943 NZD

Retailer 13$36,099 NZD

Retailer 12$38,966 NZD

Retailer 15$39,697 NZD

Retailer 2$44,372 NZD

Retailer 17$45,504 NZD

Retailer 9$46,243 NZD

Retailer 11$58,628 NZD

Michael Trio$87,930 NZD

30 data points across 20 retailers

23 retailers$18,365 NZD to $87,930 NZD

Cheapest Retailer

$18,365 NZD

$10,333 USD

Retailer 2

$18,647 NZD

$10,492 USD

View

Retailer 3

$19,101 NZD

$10,747 USD

View

Retailer 4

$20,813 NZD

£9,221 GBP

View

Price last confirmed 16 days ago

Retailer 5

$21,304 NZD

$11,987 USD

View

Retailer 6

$22,039 NZD

$12,400 USD

View

Retailer 7

$22,737 NZD

$12,793 USD

View

Retailer 8

$22,741 NZD

$12,795 USD

View

Retailer 9

$22,957 NZD

$12,917 USD

View

Retailer 10

$23,914 NZD

$13,455 USD

View

Retailer 11

$25,218 NZD

$14,189 USD

View

Final sale: no returns

Retailer 12

$27,887 NZD

£12,355 GBP

View

Retailer 13

$30,943 NZD

$17,410 USD

View

B+

Retailer 14

$36,099 NZD

£15,993 GBP

View

B+

Retailer 15

$38,966 NZD

$21,924 USD

View

B+

Retailer 16

$39,697 NZD

€21,272 EUR

View

B+

Retailer 17

$44,372 NZD

A$38,409 AUD

View

B+

Retailer 18

$45,504 NZD

ZAR 413,620 ZAR

View

Retailer 19

$46,243 NZD

A$40,029 AUD

View

Price last confirmed 24 days ago

Retailer 20

$58,628 NZD

$32,987 USD

View

Retailer 21

$69,299 NZD

$38,991 USD

View

Retailer 22

$82,271 NZD

$46,290 USD

View

Most Expensive

Michael Trio

1228875601 · Oct 31

$87,930 NZD

SGD 66,857 SGD

View

22 more retailers have this diamond

Prices start from $18,365 NZDSave up to $69,566 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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6.47ct Round

$18,365 NZD