Round|Lab Grown|IGI

4.26ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG760565956

Shape and cutting style on the report: Round brilliant

Certificate IGI LG760565956

Diamond specifications and retailer prices

From $3,801 NZD

$2,142 USD

As of October 31, 2026

Save $33,247 NZD (90%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $37,047 NZD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 4.26ct lab-grown round diamond

This 4.26ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG760565956 or 760565956. Listed at 23 retailers as of October 30, 2026, with prices from $3,801 to $37,047, a $33,247 spread on the same certified stone. Brilliant Earth lists it at $37,047. 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

4.26

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG760565956

Dimensions10.36 × 10.39 × 6.44 mm

L/W Ratio1.00

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 LG760565956

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 31

Current: $37,047 NZD|Low: $3,801 NZD|High: $37,047 NZD|Avg: $10,002 NZD

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

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October 31, 2026

Retailer 7$3,801 NZD

Retailer 13$4,232 NZD

Retailer 16$4,441 NZD

Retailer 12$5,197 NZD

Retailer 4$5,530 NZD

Retailer 2$5,956 NZD

Retailer 20$6,464 NZD

Retailer 17$6,573 NZD

Retailer 3$6,886 NZD

Retailer 14$9,249 NZD

Retailer 18$9,324 NZD

Retailer 10$9,987 NZD

Retailer 9$10,202 NZD

Retailer 19$10,876 NZD

Retailer 6$11,132 NZD

Retailer 15$11,853 NZD

Retailer 11$15,195 NZD

Retailer 8$20,248 NZD

Retailer 5$23,350 NZD

Brilliant Earth$37,047 NZD

34 data points across 20 retailers

23 retailers$3,801 NZD to $37,047 NZD

Cheapest Retailer

$3,801 NZD

$2,142 USD

Final sale: no returns

Retailer 2

$3,997 NZD

$2,253 USD

View

Retailer 3

$4,145 NZD

$2,336 USD

View

Price last confirmed 38 days ago

Retailer 4

$4,232 NZD

$2,385 USD

View

Retailer 5

$4,510 NZD

$2,542 USD

View

Price last confirmed 38 days ago

Retailer 6

$4,743 NZD

$2,673 USD

View

Price last confirmed 34 days ago

Retailer 7

$5,530 NZD

$3,117 USD

View

Retailer 8

$5,956 NZD

£2,643 GBP

View

Retailer 9

$6,464 NZD

$3,643 USD

View

Retailer 10

$6,573 NZD

€3,528 EUR

View

Retailer 11

$6,609 NZD

$3,725 USD

View

Price last confirmed 34 days ago

Retailer 12

$6,886 NZD

$3,881 USD

View

Retailer 13

$9,249 NZD

ZAR 84,214 ZAR

View

Retailer 14

$9,324 NZD

A$8,085 AUD

View

Price last confirmed 9 days ago

Retailer 15

$9,987 NZD

$5,629 USD

View

Retailer 16

$10,202 NZD

$5,750 USD

View

Retailer 17

$10,876 NZD

$6,130 USD

View

Price last confirmed 11 days ago

Retailer 18

$11,132 NZD

$6,274 USD

View

B+

Retailer 19

$11,853 NZD

£5,260 GBP

View

B+

Retailer 20

$15,195 NZD

$8,564 USD

View

B+

Retailer 21

$20,248 NZD

$11,412 USD

View

B+

Retailer 22

$23,350 NZD

$13,160 USD

View

Most Expensive

Brilliant Earth

21804957A · Oct 30

$37,047 NZD

$20,880 USD

View

22 more retailers have this diamond

Prices start from $3,801 NZDSave up to $33,247 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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