Oval|Lab Grown|IGI

4.58ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG790683478

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG790683478

Diamond specifications and retailer prices

From $6,940 NZD

$3,905 USD

As of November 1, 2026

Save $40,816 NZD (85%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: $47,756 NZD at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 4.58ct lab-grown oval diamond

This 4.58ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790683478 or 790683478. Listed at 24 retailers as of November 1, 2026, with prices from $6,940 to $47,756, a $40,816 spread on the same certified stone. Do Amore Diamonds lists it at $47,756. 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 angle35.6°

Pavilion angle39.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG790683478

Dimensions13.26 × 9.34 × 5.87 mm

L/W Ratio1.42

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 LG790683478

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: Nov 1

Current: $47,756 NZD|Low: $6,940 NZD|High: $47,756 NZD|Avg: $16,901 NZD

Do Amore Diamonds

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

Retailer 21

Retailer 22

November 3, 2026

Retailer 4$6,940 NZD

Retailer 14$7,273 NZD

Retailer 9$7,701 NZD

Retailer 10$7,770 NZD

Retailer 6$8,051 NZD

Retailer 19$8,158 NZD

Retailer 21$10,376 NZD

Retailer 22$10,647 NZD

Retailer 20$10,678 NZD

Retailer 3$11,105 NZD

Retailer 2$11,512 NZD

Retailer 18$11,993 NZD

Retailer 7$12,514 NZD

Retailer 8$14,352 NZD

Retailer 13$18,400 NZD

Retailer 17$18,913 NZD

Retailer 5$20,416 NZD

Retailer 11$22,162 NZD

Retailer 16$24,687 NZD

Retailer 12$30,847 NZD

Retailer 15$31,665 NZD

Do Amore Diamonds$47,756 NZD

41 data points across 22 retailers

24 retailers$6,940 NZD to $47,756 NZD

Cheapest Retailer

$6,940 NZD

$3,905 USD

Retailer 2

$7,273 NZD

$4,092 USD

View

Retailer 3

$7,701 NZD

$4,333 USD

View

Retailer 4

$7,770 NZD

$4,372 USD

View

Final sale: no returns

Retailer 5

$8,051 NZD

$4,530 USD

View

Retailer 6

$8,158 NZD

$4,590 USD

View

Retailer 7

$10,063 NZD

$5,662 USD

View

Price last confirmed 21 days ago

Retailer 8

$10,376 NZD

$5,838 USD

View

Retailer 9

$10,647 NZD

HK$46,800 HKD

View

Retailer 10

$10,678 NZD

$6,008 USD

View

Retailer 11

$11,105 NZD

$6,248 USD

View

Retailer 12

$11,512 NZD

£5,100 GBP

View

Retailer 13

$11,993 NZD

$6,748 USD

View

Retailer 14

$12,514 NZD

£5,544 GBP

View

Retailer 15

$14,352 NZD

$8,075 USD

View

Price last confirmed 19 days ago

B+

Retailer 16

$15,697 NZD

$8,832 USD

View

B+

Retailer 17

$18,400 NZD

£8,152 GBP

View

B+

Retailer 18

$18,913 NZD

ZAR 171,912 ZAR

View

Retailer 19

$20,416 NZD

$11,487 USD

View

Price last confirmed 7 days ago

Retailer 20

$22,162 NZD

$12,470 USD

View

Retailer 21

$24,687 NZD

$13,890 USD

View

Retailer 22

$30,847 NZD

SGD 23,454 SGD

View

Retailer 23

$31,665 NZD

$17,816 USD

View

Most Expensive

Do Amore Diamonds

27-76BC8F8AF · Nov 2

$47,756 NZD

$26,870 USD

View

23 more retailers have this diamond

Prices start from $6,940 NZDSave up to $40,816 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.

Similar diamonds

4.58ct Oval

$6,940 NZD