Oval|Lab Grown|IGI

1.63ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG729569818

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG729569818

Diamond specifications and retailer prices

From $662 NZD

$372 USD

As of October 28, 2026

Save $4,928 NZD (88%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: $5,591 NZD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.63ct lab-grown oval diamond

This 1.63ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729569818 or 729569818. Listed at 27 retailers as of October 28, 2026, with prices from $662 to $5,591, a $4,928 spread on the same certified stone. Brilliant Earth lists it at $5,591. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle38.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG729569818

Dimensions9.34 × 6.78 × 9.34 mm

L/W Ratio1.38

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 LG729569818

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 28

Current: $5,591 NZD|Low: $570 NZD|High: $5,591 NZD|Avg: $1,877 NZD

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

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Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

October 29, 2026

Retailer 3$593 NZD

Retailer 10$662 NZD

Retailer 6$735 NZD

Retailer 11$735 NZD

Retailer 7$820 NZD

Retailer 15$1,006 NZD

Retailer 9$1,200 NZD

Retailer 14$1,264 NZD

Retailer 17$1,292 NZD

Retailer 2$1,318 NZD

Retailer 18$1,352 NZD

Retailer 13$1,715 NZD

Retailer 16$1,825 NZD

Retailer 8$2,351 NZD

Retailer 5$2,585 NZD

Retailer 12$2,964 NZD

Retailer 4$3,132 NZD

Retailer 19$4,647 NZD

Brilliant Earth$5,591 NZD

43 data points across 19 retailers

27 retailers$662 NZD to $5,591 NZD

Retailer 1

$593 NZD

$333 USD

Price last confirmed 10 days ago

Retailer 2

$662 NZD

$372 USD

View

Final sale: no returns

Retailer 3

$689 NZD

$387 USD

View

Price last confirmed 15 days ago

Retailer 4

$735 NZD

$413 USD

View

Price last confirmed 13 days ago

Retailer 5

$735 NZD

$413 USD

View

Price last confirmed 10 days ago

Retailer 6

$820 NZD

HK$3,600 HKD

View

Retailer 7

$988 NZD

$555 USD

View

Retailer 8

$1,006 NZD

$565 USD

View

Retailer 9

$1,200 NZD

$674 USD

View

Retailer 10

$1,264 NZD

ZAR 11,473 ZAR

View

Retailer 11

$1,292 NZD

€691 EUR

View

Retailer 12

$1,318 NZD

£583 GBP

View

Retailer 13

$1,352 NZD

A$1,168 AUD

View

Retailer 14

$1,715 NZD

$963 USD

View

Price last confirmed 7 days ago

Retailer 15

$1,715 NZD

A$1,482 AUD

View

Retailer 16

$1,825 NZD

$1,025 USD

View

B+

Retailer 17

$2,094 NZD

$1,176 USD

View

B+

Retailer 18

$2,351 NZD

SGD 1,784 SGD

View

B+

Retailer 19

$2,366 NZD

$1,329 USD

View

Price last confirmed 11 days ago

B+

Retailer 20

$2,443 NZD

$1,372 USD

View

B+

Retailer 21

$2,585 NZD

$1,452 USD

View

B+

Retailer 22

$2,781 NZD

$1,562 USD

View

B+

Retailer 23

$2,883 NZD

$1,619 USD

View

B+

Retailer 24

$2,964 NZD

£1,311 GBP

View

B+

Retailer 25

$3,132 NZD

A$2,706 AUD

View

Price last confirmed 26 days ago

Retailer 26

$4,647 NZD

$2,610 USD

View

Most Expensive

Brilliant Earth

16424222A · Oct 29

$5,591 NZD

$3,140 USD

View

26 more retailers have this diamond

Prices start from $662 NZDSave up to $4,928 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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