Oval|Lab Grown|IGI

4.25ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG789612879

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG789612879

Diamond specifications and retailer prices

From $8,479 NZD

$4,779 USD

As of October 29, 2026

Save $41,043 NZD (83%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $49,522 NZD at With Clarity · As of October 30, 2026

View at With Clarity

About this 4.25ct lab-grown oval diamond

This 4.25ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG789612879 or 789612879. Listed at 26 retailers as of October 29, 2026, with prices from $8,479 to $49,522, a $41,043 spread on the same certified stone. With Clarity lists it at $49,522. 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

4.25

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.4°

Pavilion angle40.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG789612879

Dimensions13.58 × 9.16 × 5.49 mm

L/W Ratio1.48

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 LG789612879

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: $20,777 NZD|Low: $8,140 NZD|High: $29,684 NZD|Avg: $14,740 NZD|-30.0%

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

Retailer 20

October 30, 2026

Retailer 20$8,479 NZD

Retailer 7$8,886 NZD

Retailer 15$9,496 NZD

Retailer 4$9,837 NZD

Retailer 6$9,837 NZD

Retailer 19$9,892 NZD

Retailer 8$10,122 NZD

Retailer 18$10,208 NZD

Retailer 11$12,134 NZD

Retailer 5$12,291 NZD

Retailer 12$12,524 NZD

Retailer 9$13,899 NZD

Retailer 17$15,251 NZD

Retailer 13$15,683 NZD

Retailer 3$16,528 NZD

Retailer 16$20,476 NZD

Retailer 1$20,777 NZD

Retailer 14$20,934 NZD

Retailer 2$22,007 NZD

Retailer 10$25,150 NZD

42 data points across 20 retailers

26 retailers$8,479 NZD to $49,522 NZD

Cheapest Retailer

$8,479 NZD

$4,779 USD

Retailer 2

$8,479 NZD

$4,779 USD

View

Price last confirmed 37 days ago

Retailer 3

$8,886 NZD

$5,008 USD

View

Retailer 4

$9,213 NZD

CA$7,211 CAD

View

Retailer 5

$9,496 NZD

$5,352 USD

View

Final sale: no returns

Retailer 6

$9,700 NZD

$5,467 USD

View

Price last confirmed 37 days ago

Retailer 7

$9,837 NZD

$5,544 USD

View

Retailer 8

$9,837 NZD

$5,544 USD

View

Price last confirmed 14 days ago

Retailer 9

$9,892 NZD

$5,575 USD

View

Retailer 10

$10,122 NZD

$5,705 USD

View

Retailer 11

$10,208 NZD

$5,753 USD

View

B+

Retailer 12

$12,134 NZD

$6,839 USD

View

B+

Retailer 13

$12,291 NZD

$6,927 USD

View

B+

Retailer 14

$12,524 NZD

£5,558 GBP

View

B+

Retailer 15

$13,899 NZD

£6,168 GBP

View

B+

Retailer 16

$16,528 NZD

$9,315 USD

View

B+

Retailer 17

$20,476 NZD

£9,087 GBP

View

B+

Retailer 18

$20,777 NZD

$11,710 USD

View

B+

Retailer 19

$20,934 NZD

ZAR 190,606 ZAR

View

Retailer 20

$22,007 NZD

$12,403 USD

View

Retailer 21

$25,150 NZD

$14,175 USD

View

Retailer 22

$26,302 NZD

$14,824 USD

View

Retailer 23

$27,341 NZD

$15,410 USD

View

Retailer 24

$28,201 NZD

$15,894 USD

View

Retailer 25

$35,236 NZD

$19,859 USD

View

Most Expensive

With Clarity

789612879 · Oct 30

$49,522 NZD

$27,911 USD

View

25 more retailers have this diamond

Prices start from $8,479 NZDSave up to $41,043 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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