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Oval|Lab Grown|IGI

3.99ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG784644621

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784644621

Diamond specifications and retailer prices

From HK$14,516 HKD
$1,850 USD
As of October 29, 2026
Save HK$108,673 HKD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$123,188 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.99ct lab-grown oval diamond

This 3.99ct 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 LG784644621 or 784644621. Listed at 14 retailers as of October 29, 2026, with prices from HK$14,516 to HK$123,188, a HK$108,673 spread on the same certified stone. Brilliant Earth lists it at HK$123,188. 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

3.99
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644621
Dimensions12.62 × 8.98 × 5.43 mm
L/W Ratio1.41
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
Top View
12.62 mm8.98 mm3.99 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644621
Side View
Table 58.0%Crown 36.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
A
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$123,188 HKD|Low: HK$14,516 HKD|High: HK$146,885 HKD|Avg: HK$49,599 HKD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6HK$14,516 HKD
Retailer 8HK$14,892 HKD
Retailer 7HK$21,491 HKD
Retailer 10HK$24,128 HKD
Retailer 11HK$25,136 HKD
Retailer 4HK$26,678 HKD
Retailer 12HK$33,120 HKD
Retailer 3HK$37,974 HKD
Retailer 2HK$43,238 HKD
Retailer 5HK$50,570 HKD
Retailer 9HK$80,896 HKD
Brilliant EarthHK$123,188 HKD

30 data points across 12 retailers

14 retailersHK$14,516 HKD to HK$123,188 HKD

A
Cheapest Retailer
-
HK$14,516 HKD
$1,850 USD
A
Retailer 2
-
HK$14,892 HKD
$1,898 USD
View
A
Retailer 3
-
HK$18,941 HKD
$2,414 USD
View
Price last confirmed 28 days ago
A
Retailer 4
-
HK$21,468 HKD
$2,736 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
HK$21,491 HKD
$2,739 USD
View
A
Retailer 6
-
HK$24,128 HKD
$3,075 USD
View
A
Retailer 7
-
HK$25,136 HKD
€3,051 EUR
View
B+
Retailer 8
-
HK$33,120 HKD
$4,221 USD
View
B+
Retailer 9
-
HK$34,720 HKD
$4,425 USD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
HK$37,974 HKD
$4,840 USD
View
B+
Retailer 11
-
HK$43,238 HKD
£4,339 GBP
View
B+
Retailer 12
-
HK$50,570 HKD
$6,445 USD
View
B
Retailer 13
-
HK$80,896 HKD
$10,310 USD
View
Most Expensive
B
Brilliant Earth
19021182Y · Oct 29
HK$123,188 HKD
$15,700 USD
View
13 more retailers have this diamond
Prices start from HK$14,516 HKDSave up to HK$108,673 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.

A
3.99ct Oval
HK$14,516 HKD