Round|Lab Grown|IGI

6.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG633494609

Shape and cutting style on the report: Round brilliant

Certificate IGI LG633494609

Diamond specifications and retailer prices

From $20,404 NZD

$11,500 USD

As of October 29, 2026

Save $77,222 NZD (79%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: $97,627 NZD at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 6.2ct lab-grown round diamond

This 6.2ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG633494609 or 633494609. Listed at 24 retailers as of October 29, 2026, with prices from $20,404 to $97,627, a $77,222 spread on the same certified stone. Michael Trio lists it at $97,627. 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

6.20

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.8°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG633494609

Dimensions11.83 × 11.76 × 7.22 mm

L/W Ratio1.01

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 LG633494609

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: $97,627 NZD|Low: $20,404 NZD|High: $97,627 NZD|Avg: $40,031 NZD

Michael Trio

Retailer 2

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November 1, 2026

Retailer 3$20,404 NZD

Retailer 16$20,601 NZD

Retailer 5$20,777 NZD

Retailer 23$21,221 NZD

Retailer 6$22,968 NZD

Retailer 7$23,669 NZD

Retailer 4$24,485 NZD

Retailer 8$25,113 NZD

Retailer 22$25,115 NZD

Retailer 9$25,247 NZD

Retailer 11$26,515 NZD

Retailer 19$28,052 NZD

Retailer 2$30,424 NZD

Retailer 20$38,447 NZD

Retailer 17$39,744 NZD

Retailer 14$43,293 NZD

Retailer 13$44,157 NZD

Retailer 21$49,292 NZD

Retailer 18$50,558 NZD

Retailer 12$65,137 NZD

Retailer 10$65,423 NZD

Retailer 15$91,412 NZD

Michael Trio$97,627 NZD

30 data points across 23 retailers

24 retailers$20,404 NZD to $97,627 NZD

Cheapest Retailer

$20,404 NZD

$11,500 USD

Retailer 2

$20,601 NZD

$11,611 USD

View

Retailer 3

$20,777 NZD

$11,710 USD

View

Price last confirmed 14 days ago

Retailer 4

$21,221 NZD

$11,960 USD

View

Retailer 5

$22,968 NZD

£10,193 GBP

View

Price last confirmed 15 days ago

Retailer 6

$23,669 NZD

$13,340 USD

View

Retailer 7

$24,485 NZD

$13,800 USD

View

Retailer 8

$25,113 NZD

$14,154 USD

View

Retailer 9

$25,115 NZD

$14,155 USD

View

Retailer 10

$25,247 NZD

$14,229 USD

View

Retailer 11

$26,515 NZD

$14,944 USD

View

Retailer 12

$28,052 NZD

$15,810 USD

View

Final sale: no returns

Retailer 13

$30,424 NZD

£13,501 GBP

View

B+

Retailer 14

$38,447 NZD

£17,062 GBP

View

B+

Retailer 15

$39,744 NZD

$22,400 USD

View

B+

Retailer 16

$43,293 NZD

$24,400 USD

View

B+

Retailer 17

$44,157 NZD

€23,702 EUR

View

Retailer 18

$49,292 NZD

A$42,740 AUD

View

Price last confirmed 9 days ago

B+

Retailer 19

$50,558 NZD

ZAR 460,333 ZAR

View

Retailer 20

$65,137 NZD

$36,711 USD

View

Retailer 21

$65,423 NZD

A$56,727 AUD

View

Price last confirmed 23 days ago

Retailer 22

$74,888 NZD

$42,207 USD

View

Retailer 23

$91,412 NZD

$51,520 USD

View

Most Expensive

Michael Trio

9753349720 · Oct 31

$97,627 NZD

SGD 74,355 SGD

View

23 more retailers have this diamond

Prices start from $20,404 NZDSave up to $77,222 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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