Oval|Lab Grown|IGI

4.23ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG812638527

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG812638527

Diamond specifications and retailer prices

From $3,517 AUD

$2,471 USD

As of October 29, 2026

Save $19,000 AUD (84%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: $22,517 AUD at Yadav Diamonds · As of October 29, 2026

View at Yadav Diamonds

About this 4.23ct lab-grown oval diamond

This 4.23ct 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 LG812638527 or 812638527. Listed at 22 retailers as of October 29, 2026, with prices from $3,517 to $22,517, a $19,000 spread on the same certified stone. Yadav Diamonds lists it at $22,517. 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

4.23

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG812638527

Dimensions13.35 × 9.26 × 5.52 mm

L/W Ratio1.44

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG812638527

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29

Current: $8,562 AUD|Low: $2,545 AUD|High: $22,517 AUD|Avg: $8,119 AUD|+13.8%

Retailer 1

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Yadav Diamonds

October 29, 2026

Retailer 12$3,517 AUD

Retailer 18$3,600 AUD

Retailer 6$3,879 AUD

Retailer 22$4,116 AUD

Retailer 16$4,320 AUD

Retailer 17$5,039 AUD

Retailer 19$5,190 AUD

Retailer 20$5,523 AUD

Retailer 14$5,836 AUD

Retailer 10$5,851 AUD

Retailer 4$6,794 AUD

Retailer 13$7,560 AUD

Retailer 5$7,636 AUD

Retailer 1$8,562 AUD

Retailer 7$9,457 AUD

Retailer 8$9,982 AUD

Retailer 9$9,988 AUD

Retailer 2$10,187 AUD

Retailer 21$10,828 AUD

Retailer 24$12,056 AUD

Retailer 3$12,184 AUD

Retailer 23$14,033 AUD

Retailer 25$15,141 AUD

Retailer 15$16,870 AUD

Retailer 11$17,210 AUD

Retailer 26$19,515 AUD

Yadav Diamonds$22,517 AUD

25 data points across 27 retailers

22 retailers$3,517 AUD to $22,517 AUD

Retailer 1

$3,039 AUD

$2,135 USD

Price last confirmed 36 days ago

Retailer 2

$3,476 AUD

$2,442 USD

View

Price last confirmed 36 days ago

Retailer 3

$3,517 AUD

$2,471 USD

View

Final sale: no returns

Retailer 4

$3,879 AUD

$2,725 USD

View

Retailer 5

$4,116 AUD

$2,892 USD

View

Retailer 6

$4,320 AUD

$3,035 USD

View

Price last confirmed 27 days ago

Retailer 7

$5,523 AUD

£3,055 GBP

View

Retailer 8

$6,794 AUD

$4,773 USD

View

Retailer 9

$7,636 AUD

£4,224 GBP

View

B+

Retailer 10

$8,562 AUD

ZAR 97,177 ZAR

View

B+

Retailer 11

$9,457 AUD

$6,644 USD

View

B+

Retailer 12

$9,982 AUD

$7,013 USD

View

B+

Retailer 13

$9,988 AUD

$7,017 USD

View

B+

Retailer 14

$10,187 AUD

$7,157 USD

View

B+

Retailer 15

$10,828 AUD

£5,990 GBP

View

B+

Retailer 16

$12,056 AUD

$8,470 USD

View

B+

Retailer 17

$12,184 AUD

£6,740 GBP

View

Retailer 18

$14,033 AUD

$9,858 USD

View

Retailer 19

$15,141 AUD

$10,637 USD

View

Retailer 20

$17,210 AUD

View

Price last confirmed 28 days ago

Retailer 21

$19,515 AUD

$13,710 USD

View

Most Expensive

Yadav Diamonds

13362555 · Oct 29

$22,517 AUD

$15,819 USD

View

21 more retailers have this diamond

Prices start from $3,517 AUDSave up to $19,000 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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