Round|Lab Grown|IGI

6.11ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG611372940

Shape and cutting style on the report: Round brilliant

Certificate IGI LG611372940

Diamond specifications and retailer prices

From $24,434 NZD

$13,771 USD

As of November 1, 2026

Save $77,744 NZD (76%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $102,178 NZD at Michael Trio · As of October 31, 2026

View at Michael Trio

About this 6.11ct lab-grown round diamond

This 6.11ct 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 LG611372940 or 611372940. Listed at 25 retailers as of October 31, 2026, with prices from $24,434 to $102,178, a $77,744 spread on the same certified stone. Michael Trio lists it at $102,178. 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

6.11

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.8°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG611372940

Dimensions11.80 × 11.72 × 7.16 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 LG611372940

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: $102,178 NZD|Low: $23,733 NZD|High: $102,178 NZD|Avg: $42,673 NZD

Michael Trio

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

November 1, 2026

Retailer 6$24,434 NZD

Retailer 16$24,723 NZD

Retailer 7$25,316 NZD

Retailer 10$26,685 NZD

Retailer 14$26,774 NZD

Retailer 8$26,877 NZD

Retailer 13$27,023 NZD

Retailer 5$28,678 NZD

Retailer 2$32,267 NZD

Retailer 12$45,288 NZD

Retailer 9$48,681 NZD

Retailer 15$54,026 NZD

Retailer 11$55,496 NZD

Retailer 3$65,294 NZD

Retailer 4$73,096 NZD

Michael Trio$102,178 NZD

41 data points across 16 retailers

25 retailers$24,434 NZD to $102,178 NZD

Cheapest Retailer

$24,434 NZD

$13,771 USD

Retailer 2

$24,637 NZD

$13,886 USD

View

Price last confirmed 52 days ago

Retailer 3

$24,723 NZD

$13,934 USD

View

Retailer 4

$25,316 NZD

$14,268 USD

View

Retailer 5

$26,685 NZD

$15,040 USD

View

Retailer 6

$26,774 NZD

$15,090 USD

View

Retailer 7

$26,877 NZD

$15,148 USD

View

Retailer 8

$27,023 NZD

$15,230 USD

View

Retailer 9

$27,690 NZD

$15,606 USD

View

Final sale: no returns

Retailer 10

$27,956 NZD

$15,756 USD

View

Retailer 11

$28,678 NZD

$16,163 USD

View

Retailer 12

$28,678 NZD

$16,163 USD

View

Price last confirmed 15 days ago

Retailer 13

$31,367 NZD

£13,920 GBP

View

Price last confirmed 22 days ago

Retailer 14

$32,267 NZD

£14,320 GBP

View

B+

Retailer 15

$35,580 NZD

$20,053 USD

View

B+

Retailer 16

$45,288 NZD

£20,098 GBP

View

B+

Retailer 17

$48,681 NZD

€26,130 EUR

View

Retailer 18

$54,026 NZD

A$46,845 AUD

View

Price last confirmed 9 days ago

B+

Retailer 19

$55,496 NZD

ZAR 505,290 ZAR

View

Retailer 20

$65,294 NZD

$36,800 USD

View

Retailer 21

$70,381 NZD

$39,667 USD

View

Retailer 22

$73,096 NZD

$41,197 USD

View

Retailer 23

$75,108 NZD

$42,331 USD

View

Retailer 24

$79,945 NZD

$45,057 USD

View

Most Expensive

Michael Trio

2116719608 · Oct 31

$102,178 NZD

SGD 77,821 SGD

View

24 more retailers have this diamond

Prices start from $24,434 NZDSave up to $77,744 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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6.11ct Round

$24,434 NZD