Oval|Lab Grown|IGI

4.07ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG772619027

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772619027

Diamond specifications and retailer prices

From $3,647 AUD

$2,562 USD

As of October 29, 2026

Save $9,553 AUD (72%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $14,092 AUD at Brilliant Earth · As of October 22, 2026

View at Brilliant Earth

About this 4.07ct lab-grown oval diamond

This 4.07ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG772619027 or 772619027. Listed at 25 retailers as of October 27, 2026, with a 262% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.07

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.4°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG772619027

Dimensions12.87 × 8.90 × 5.61 mm

L/W Ratio1.45

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 LG772619027

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: $14,092 AUD|Low: $3,647 AUD|High: $14,092 AUD|Avg: $7,706 AUD

Brilliant Earth

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

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Retailer 18

October 29, 2026

Retailer 13$3,647 AUD

Retailer 6$4,014 AUD

Retailer 5$4,088 AUD

Retailer 11$5,187 AUD

Retailer 18$5,682 AUD

Retailer 17$5,790 AUD

Retailer 16$5,965 AUD

Retailer 8$7,159 AUD

Retailer 3$7,906 AUD

Retailer 2$8,043 AUD

Retailer 14$8,109 AUD

Retailer 15$8,832 AUD

Retailer 4$9,587 AUD

Retailer 7$9,874 AUD

Retailer 12$10,308 AUD

Retailer 10$10,665 AUD

Retailer 9$13,199 AUD

Brilliant Earth$14,092 AUD

38 data points across 18 retailers

25 retailers$3,647 AUD to $13,199 AUD

Retailer 1

$3,257 AUD

$2,288 USD

Price last confirmed 18 days ago

Retailer 2

$3,257 AUD

$2,288 USD

View

Price last confirmed 36 days ago

Retailer 3

$3,544 AUD

$2,490 USD

View

Price last confirmed 33 days ago

Retailer 4

$3,647 AUD

$2,562 USD

View

Final sale: no returns

Retailer 5

$3,726 AUD

$2,618 USD

View

Price last confirmed 34 days ago

Retailer 6

$3,779 AUD

$2,655 USD

View

Price last confirmed 18 days ago

Retailer 7

$3,779 AUD

$2,655 USD

View

Price last confirmed 27 days ago

Retailer 8

$4,014 AUD

$2,820 USD

View

Retailer 9

$4,088 AUD

$2,872 USD

View

Retailer 10

$5,187 AUD

£2,869 GBP

View

Retailer 11

$5,194 AUD

$3,649 USD

View

Price last confirmed 22 days ago

Retailer 12

$5,682 AUD

$3,992 USD

View

Retailer 13

$5,790 AUD

$4,068 USD

View

Retailer 14

$7,159 AUD

£3,960 GBP

View

Retailer 15

$7,906 AUD

$5,554 USD

View

Retailer 16

$8,043 AUD

ZAR 91,289 ZAR

View

Retailer 17

$8,109 AUD

View

Price last confirmed 7 days ago

Retailer 18

$8,832 AUD

$6,205 USD

View

Price last confirmed 8 days ago

B+

Retailer 19

$9,587 AUD

$6,735 USD

View

B+

Retailer 20

$9,874 AUD

$6,937 USD

View

B+

Retailer 21

$10,089 AUD

$7,088 USD

View

B+

Retailer 22

$10,308 AUD

£5,702 GBP

View

B+

Retailer 23

$10,665 AUD

$7,493 USD

View

Retailer 24

$13,199 AUD

$9,273 USD

View

Most Expensive

Brilliant Earth

17968218A · Oct 22

$14,092 AUD

$9,900 USD

View

Price last confirmed 7 days ago

24 more retailers have this diamond

Prices start from $3,647 AUDSave up to $9,553 AUD

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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4.07ct Oval

$3,647 AUD