Radiant|Lab Grown|IGI

1.09ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG789604613

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

Certificate IGI LG789604613

Diamond specifications and retailer prices

From $384 NZD

$216 USD

As of November 3, 2026

Save $2,140 NZD (85%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: $2,524 NZD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG789604613 or 789604613. Listed at 21 retailers as of November 2, 2026, with prices from $384 to $2,524, a $2,140 spread on the same certified stone. Brilliant Earth lists it at $2,524. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44°

Pavilion angle35.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG789604613

Dimensions7.28 × 5.03 × 3.43 mm

L/W Ratio1.45

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 LG789604613

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 3

Current: $2,524 NZD|Low: $384 NZD|High: $3,270 NZD|Avg: $1,074 NZD|-22.8%

Brilliant Earth

Retailer 2

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Retailer 12

Retailer 13

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Retailer 18

November 3, 2026

Retailer 5$384 NZD

Retailer 9$386 NZD

Retailer 18$451 NZD

Retailer 8$499 NZD

Retailer 10$499 NZD

Retailer 16$711 NZD

Retailer 13$733 NZD

Retailer 15$741 NZD

Retailer 2$774 NZD

Retailer 3$986 NZD

Retailer 12$1,035 NZD

Retailer 11$1,102 NZD

Retailer 17$1,130 NZD

Retailer 7$1,153 NZD

Retailer 4$1,460 NZD

Retailer 14$1,984 NZD

Retailer 6$2,080 NZD

Brilliant Earth$2,524 NZD

38 data points across 18 retailers

21 retailers$384 NZD to $2,524 NZD

Cheapest Retailer

$384 NZD

$216 USD

Final sale: no returns

Retailer 2

$386 NZD

$217 USD

View

Price last confirmed 32 days ago

Retailer 3

$467 NZD

$263 USD

View

Price last confirmed 36 days ago

Retailer 4

$499 NZD

$281 USD

View

Price last confirmed 26 days ago

Retailer 5

$499 NZD

$281 USD

View

Price last confirmed 31 days ago

Retailer 6

$711 NZD

€381 EUR

View

Retailer 7

$733 NZD

ZAR 6,663 ZAR

View

Retailer 8

$741 NZD

$417 USD

View

Retailer 9

$774 NZD

£343 GBP

View

Retailer 10

$986 NZD

$555 USD

View

Retailer 11

$1,035 NZD

A$896 AUD

View

B+

Retailer 12

$1,102 NZD

$620 USD

View

B+

Retailer 13

$1,130 NZD

$636 USD

View

B+

Retailer 14

$1,153 NZD

SGD 877 SGD

View

B+

Retailer 15

$1,460 NZD

$822 USD

View

Retailer 16

$1,603 NZD

$902 USD

View

Price last confirmed 33 days ago

Retailer 17

$1,627 NZD

A$1,408 AUD

View

Price last confirmed 140 days ago

B+

Retailer 18

$1,984 NZD

£879 GBP

View

Retailer 19

$2,080 NZD

$1,170 USD

View

Retailer 20

$2,151 NZD

$1,210 USD

View

Price last confirmed 15 days ago

Most Expensive

Brilliant Earth

18991251A · Nov 2

$2,524 NZD

$1,420 USD

View

20 more retailers have this diamond

Prices start from $384 NZDSave up to $2,140 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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