Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG754508879

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754508879

Diamond specifications and retailer prices

From HK$20,204 HKD

$2,575 USD

As of October 29, 2026

Save HK$99,610 HKD (83%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: HK$119,946 HKD at Novita Diamonds · As of October 8, 2026

View at Novita Diamonds

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508879 or 754508879. Listed at 29 retailers as of October 29, 2026, with a 493% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.00

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.8°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754508879

Dimensions12.65 × 9.01 × 5.60 mm

L/W Ratio1.40

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 LG754508879

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: HK$119,946 HKD|Low: HK$20,204 HKD|High: HK$127,739 HKD|Avg: HK$54,764 HKD|+1.6%

Novita 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

October 30, 2026

Retailer 20HK$20,204 HKD

Retailer 19HK$21,358 HKD

Retailer 16HK$21,499 HKD

Retailer 7HK$22,621 HKD

Retailer 21HK$27,820 HKD

Retailer 2HK$30,109 HKD

Retailer 22HK$30,122 HKD

Retailer 11HK$33,010 HKD

Retailer 12HK$35,701 HKD

Retailer 8HK$37,791 HKD

Retailer 5HK$42,331 HKD

Retailer 13HK$47,474 HKD

Retailer 10HK$48,098 HKD

Retailer 9HK$51,012 HKD

Retailer 6HK$53,944 HKD

Retailer 4HK$56,459 HKD

Retailer 17HK$60,029 HKD

Retailer 15HK$62,143 HKD

Retailer 3HK$77,841 HKD

Retailer 14HK$101,689 HKD

Retailer 18HK$119,815 HKD

Novita DiamondsHK$119,946 HKD

36 data points across 22 retailers

29 retailersHK$20,204 HKD to HK$119,815 HKD

Retailer 1

HK$18,565 HKD

$2,366 USD

Price last confirmed 31 days ago

Retailer 2

HK$20,197 HKD

$2,574 USD

View

Price last confirmed 34 days ago

Retailer 3

HK$20,204 HKD

$2,575 USD

View

Retailer 4

HK$21,240 HKD

$2,707 USD

View

Price last confirmed 30 days ago

Retailer 5

HK$21,358 HKD

$2,722 USD

View

Retailer 6

HK$21,499 HKD

$2,740 USD

View

Retailer 7

HK$21,538 HKD

$2,745 USD

View

Price last confirmed 27 days ago

Retailer 8

HK$21,538 HKD

$2,745 USD

View

Price last confirmed 20 days ago

Retailer 9

HK$22,621 HKD

$2,883 USD

View

Final sale: no returns

Retailer 10

HK$27,820 HKD

View

Retailer 11

HK$30,109 HKD

£3,022 GBP

View

Retailer 12

HK$30,122 HKD

$3,839 USD

View

Retailer 13

HK$32,680 HKD

$4,165 USD

View

Price last confirmed 29 days ago

Retailer 14

HK$32,680 HKD

$4,165 USD

View

Price last confirmed 20 days ago

Retailer 15

HK$33,010 HKD

$4,207 USD

View

Retailer 16

HK$35,701 HKD

$4,550 USD

View

Retailer 17

HK$37,791 HKD

€4,587 EUR

View

Retailer 18

HK$42,331 HKD

£4,248 GBP

View

Retailer 19

HK$47,474 HKD

ZAR 97,746 ZAR

View

B+

Retailer 20

HK$48,098 HKD

$6,130 USD

View

Retailer 21

HK$51,012 HKD

A$10,002 AUD

View

Price last confirmed 7 days ago

B+

Retailer 22

HK$53,944 HKD

$6,875 USD

View

B+

Retailer 23

HK$56,459 HKD

$7,196 USD

View

B+

Retailer 24

HK$60,029 HKD

£6,024 GBP

View

B+

Retailer 25

HK$62,143 HKD

$7,920 USD

View

Retailer 26

HK$77,841 HKD

$9,921 USD

View

Retailer 27

HK$101,689 HKD

$12,960 USD

View

Retailer 28

HK$119,815 HKD

$15,270 USD

View

Most Expensive

Novita Diamonds

cert_754508879 · Oct 8

HK$119,946 HKD

A$23,518 AUD

View

Price last confirmed 21 days ago

28 more retailers have this diamond

Prices start from HK$20,204 HKDSave up to HK$99,610 HKD

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

4.00ct Oval

HK$20,204 HKD