Oval|Lab Grown|IGI

1.18ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG750523533

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG750523533

Diamond specifications and retailer prices

From $423 AUD

$297 USD

As of October 30, 2026

Save $2,211 AUD (84%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: $2,634 AUD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.18ct lab-grown oval diamond

This 1.18ct lab-grown oval 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 LG750523533 or 750523533. Listed at 21 retailers as of October 29, 2026, with prices from $423 to $2,634, a $2,211 spread on the same certified stone. Brilliant Earth lists it at $2,634. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.4°

Pavilion angle39.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG750523533

Dimensions5.99 × 5.99 × 3.57 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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG750523533

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 30

Current: $2,634 AUD|Low: $275 AUD|High: $2,634 AUD|Avg: $1,005 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

October 30, 2026

Retailer 2$423 AUD

Retailer 3$512 AUD

Retailer 13$611 AUD

Retailer 11$616 AUD

Retailer 8$670 AUD

Retailer 5$778 AUD

Retailer 4$816 AUD

Retailer 10$890 AUD

Retailer 15$1,049 AUD

Retailer 14$1,174 AUD

Retailer 6$1,246 AUD

Retailer 9$1,466 AUD

Retailer 7$1,728 AUD

Retailer 12$1,829 AUD

Brilliant Earth$2,634 AUD

40 data points across 15 retailers

21 retailers$423 AUD to $2,634 AUD

Retailer 1

$293 AUD

$206 USD

Price last confirmed 19 days ago

Retailer 2

$300 AUD

$211 USD

View

Price last confirmed 37 days ago

Retailer 3

$347 AUD

$244 USD

View

Price last confirmed 35 days ago

Retailer 4

$364 AUD

$256 USD

View

Price last confirmed 18 days ago

Retailer 5

$364 AUD

$256 USD

View

Price last confirmed 28 days ago

Retailer 6

$367 AUD

$258 USD

View

Price last confirmed 35 days ago

Retailer 7

$423 AUD

$297 USD

View

Final sale: no returns

Retailer 8

$512 AUD

$360 USD

View

Retailer 9

$616 AUD

ZAR 6,986 ZAR

View

Price last confirmed 7 days ago

Retailer 10

$670 AUD

£371 GBP

View

Retailer 11

$778 AUD

$547 USD

View

Retailer 12

$816 AUD

$573 USD

View

B+

Retailer 13

$890 AUD

View

B+

Retailer 14

$1,049 AUD

$737 USD

View

Retailer 15

$1,170 AUD

$822 USD

View

Price last confirmed 23 days ago

B+

Retailer 16

$1,174 AUD

$825 USD

View

B+

Retailer 17

$1,246 AUD

$875 USD

View

B+

Retailer 18

$1,466 AUD

£811 GBP

View

Retailer 19

$1,728 AUD

$1,214 USD

View

Retailer 20

$1,829 AUD

$1,285 USD

View

Price last confirmed 11 days ago

Most Expensive

Brilliant Earth

16917290A · Oct 29

$2,634 AUD

$1,850 USD

View

20 more retailers have this diamond

Prices start from $423 AUDSave up to $2,211 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.

Similar diamonds

1.18ct Oval

$423 AUD