Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG705509643

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG705509643

Diamond specifications and retailer prices

From HK$101,689 HKD

$12,960 USD

As of October 29, 2026

25 retailers carry this diamond

Most expensive: HK$101,689 HKD at Brilliant Earth

View at Brilliant Earth

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 LG705509643 or 705509643. Listed at 25 retailers as of October 29, 2026. 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

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.2°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG705509643

Dimensions12.66 × 8.87 × 5.70 mm

L/W Ratio1.43

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG705509643

Side View

Caratlytics Score

How it works →

Good

Decent quality, room for better deals

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

Price History

Last verified: Oct 29

Current: HK$101,689 HKD|Low: HK$18,337 HKD|High: HK$154,025 HKD|Avg: HK$44,531 HKD|-34.0%

Brilliant Earth

Retailer 2

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Retailer 25

October 21, 2026

Retailer 5HK$18,337 HKD

Retailer 19HK$19,664 HKD

Retailer 15HK$19,953 HKD

Retailer 11HK$20,534 HKD

Retailer 8HK$21,272 HKD

Retailer 10HK$22,323 HKD

Retailer 2HK$22,558 HKD

Retailer 18HK$23,665 HKD

Retailer 3HK$27,720 HKD

Retailer 25HK$30,311 HKD

Retailer 23HK$31,747 HKD

Retailer 4HK$32,272 HKD

Retailer 20HK$32,401 HKD

Retailer 24HK$32,602 HKD

Retailer 9HK$44,483 HKD

Retailer 21HK$48,098 HKD

Retailer 13HK$49,429 HKD

Retailer 17HK$56,025 HKD

Retailer 12HK$59,213 HKD

Retailer 7HK$61,021 HKD

Retailer 22HK$63,198 HKD

Retailer 14HK$80,273 HKD

Retailer 16HK$81,896 HKD

Brilliant EarthHK$101,689 HKD

Retailer 6HK$126,170 HKD

33 data points across 25 retailers

25 retailers

Retailer 1

HK$18,337 HKD

$2,337 USD

Price last confirmed 11 days ago

Retailer 2

HK$19,664 HKD

£1,973 GBP

View

Price last confirmed 10 days ago

Retailer 3

HK$19,953 HKD

$2,543 USD

View

Price last confirmed 16 days ago

Retailer 4

HK$21,272 HKD

$2,711 USD

View

Price last confirmed 11 days ago

Retailer 5

HK$22,323 HKD

$2,845 USD

View

Price last confirmed 10 days ago

Retailer 6

HK$22,558 HKD

$2,875 USD

View

Price last confirmed 9 days ago

Retailer 7

HK$23,665 HKD

$3,016 USD

View

Price last confirmed 17 days ago

Retailer 8

HK$27,720 HKD

View

Price last confirmed 9 days ago

Retailer 9

HK$30,311 HKD

$3,863 USD

View

Price last confirmed 10 days ago

Retailer 10

HK$31,747 HKD

$4,046 USD

View

Price last confirmed 11 days ago

Retailer 11

HK$32,272 HKD

$4,113 USD

View

Price last confirmed 11 days ago

Retailer 12

HK$32,401 HKD

£3,251 GBP

View

Price last confirmed 10 days ago

Retailer 13

HK$32,602 HKD

$4,155 USD

View

Price last confirmed 10 days ago

Retailer 14

HK$44,483 HKD

£4,464 GBP

View

Price last confirmed 10 days ago

Retailer 15

HK$48,098 HKD

$6,130 USD

View

Price last confirmed 11 days ago

Retailer 16

HK$49,429 HKD

ZAR 101,770 ZAR

View

Price last confirmed 10 days ago

Retailer 17

HK$56,025 HKD

A$10,985 AUD

View

Price last confirmed 31 days ago

Retailer 18

HK$56,792 HKD

$7,238 USD

View

Price last confirmed 10 days ago

Retailer 19

HK$59,213 HKD

$7,546 USD

View

Price last confirmed 11 days ago

Retailer 20

HK$61,021 HKD

$7,777 USD

View

Price last confirmed 12 days ago

Retailer 21

HK$63,198 HKD

£6,342 GBP

View

Price last confirmed 11 days ago

Retailer 22

HK$69,954 HKD

£7,020 GBP

View

Price last confirmed 20 days ago

Retailer 23

HK$80,273 HKD

SGD 13,825 SGD

View

Price last confirmed 11 days ago

Retailer 24

HK$81,896 HKD

$10,437 USD

View

Price last confirmed 11 days ago

Most Expensive

Brilliant Earth

20152789Y · Oct 29

HK$101,689 HKD

$12,960 USD

View

24 more retailers have this diamond

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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4.00ct Oval

HK$101,689 HKD