Oval|Lab Grown|IGI

4.58ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG812620290

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG812620290

Diamond specifications and retailer prices

From $5,764 AUD

$4,049 USD

As of October 29, 2026

Save $15,291 AUD (73%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $21,055 AUD at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 4.58ct lab-grown oval diamond

This 4.58ct 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 LG812620290 or 812620290. Listed at 23 retailers as of October 29, 2026, with prices from $5,764 to $21,055, a $15,291 spread on the same certified stone. Taylor and Hart lists it at $21,055. 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

4.58

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.4°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG812620290

Dimensions13.42 × 9.22 × 5.84 mm

L/W Ratio1.46

Girdle conditionFaceted

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 LG812620290

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: $7,798 AUD|Low: $4,370 AUD|High: $21,055 AUD|Avg: $10,031 AUD|+10.8%

Retailer 1

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

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Taylor and Hart

October 30, 2026

Retailer 9$4,553 AUD

Retailer 10$5,282 AUD

Retailer 11$5,282 AUD

Retailer 19$5,764 AUD

Retailer 3$6,193 AUD

Retailer 8$7,433 AUD

Retailer 1$7,798 AUD

Retailer 7$8,392 AUD

Retailer 4$9,068 AUD

Retailer 16$9,156 AUD

Retailer 15$9,591 AUD

Retailer 6$10,506 AUD

Retailer 5$11,367 AUD

Retailer 12$12,709 AUD

Retailer 13$12,860 AUD

Retailer 17$14,334 AUD

Retailer 2$15,836 AUD

Retailer 14$16,576 AUD

Retailer 18$17,055 AUD

Taylor and Hart$21,055 AUD

37 data points across 20 retailers

23 retailers$5,764 AUD to $21,055 AUD

Retailer 1

$4,553 AUD

$3,198 USD

Price last confirmed 19 days ago

Retailer 2

$4,553 AUD

$3,198 USD

View

Price last confirmed 37 days ago

Retailer 3

$4,953 AUD

$3,479 USD

View

Price last confirmed 34 days ago

Retailer 4

$5,208 AUD

$3,658 USD

View

Price last confirmed 35 days ago

Retailer 5

$5,282 AUD

$3,710 USD

View

Price last confirmed 27 days ago

Retailer 6

$5,282 AUD

$3,710 USD

View

Price last confirmed 19 days ago

Retailer 7

$5,764 AUD

$4,049 USD

View

Final sale: no returns

Retailer 8

$6,193 AUD

$4,350 USD

View

Retailer 9

$6,598 AUD

$4,635 USD

View

Price last confirmed 23 days ago

Retailer 10

$7,433 AUD

$5,221 USD

View

Retailer 11

$7,798 AUD

£4,313 GBP

View

B+

Retailer 12

$9,068 AUD

$6,370 USD

View

B+

Retailer 13

$9,156 AUD

£5,064 GBP

View

B+

Retailer 14

$9,591 AUD

$6,737 USD

View

Retailer 15

$10,506 AUD

$7,380 USD

View

Price last confirmed 9 days ago

Retailer 16

$11,367 AUD

View

Price last confirmed 8 days ago

B+

Retailer 17

$12,709 AUD

ZAR 144,217 ZAR

View

B+

Retailer 18

$12,860 AUD

£7,113 GBP

View

Retailer 19

$14,334 AUD

$10,069 USD

View

Retailer 20

$15,836 AUD

$11,124 USD

View

Retailer 21

$16,576 AUD

$11,644 USD

View

Retailer 22

$17,055 AUD

$11,980 USD

View

Most Expensive

Taylor and Hart

BB8J7OA · Oct 30

$21,055 AUD

$14,790 USD

View

22 more retailers have this diamond

Prices start from $5,764 AUDSave up to $15,291 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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