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Oval|Lab Grown|IGI

4.02ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG780666023

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780666023

Diamond specifications and retailer prices

From HK$19,075 HKD
$2,431 USD
As of October 29, 2026
Save HK$105,055 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$124,130 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.02ct lab-grown oval diamond

This 4.02ct 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 LG780666023 or 780666023. Listed at 15 retailers as of October 29, 2026, with prices from HK$19,075 to HK$124,130, a HK$105,055 spread on the same certified stone. Brilliant Earth lists it at HK$124,130. 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

4.02
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780666023
Dimensions12.55 × 8.86 × 5.59 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
Top View
12.55 mm8.86 mm4.02 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780666023
Side View
Table 56.0%Crown 35.9°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 63.1%

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$124,130 HKD|Low: HK$18,988 HKD|High: HK$191,138 HKD|Avg: HK$58,183 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 7HK$19,075 HKD
Retailer 5HK$19,773 HKD
Retailer 4HK$19,867 HKD
Retailer 6HK$28,890 HKD
Retailer 9HK$29,620 HKD
Retailer 11HK$33,128 HKD
Retailer 10HK$34,191 HKD
Retailer 12HK$50,760 HKD
Retailer 3HK$55,317 HKD
Retailer 2HK$55,604 HKD
Retailer 8HK$109,536 HKD
Brilliant EarthHK$124,130 HKD

33 data points across 12 retailers

15 retailersHK$19,075 HKD to HK$124,130 HKD

A
Cheapest Retailer
-
HK$19,075 HKD
$2,431 USD
A
Retailer 2
-
HK$19,773 HKD
$2,520 USD
View
A
Retailer 3
-
HK$19,867 HKD
$2,532 USD
View
Final sale: no returns
Retailer 4
-
HK$25,273 HKD
$3,221 USD
View
Price last confirmed 25 days ago
Retailer 5
-
HK$28,639 HKD
$3,650 USD
View
Price last confirmed 33 days ago
A
Retailer 6
-
HK$28,890 HKD
$3,682 USD
View
A
Retailer 7
-
HK$29,620 HKD
$3,775 USD
View
A
Retailer 8
-
HK$33,128 HKD
$4,222 USD
View
A
Retailer 9
-
HK$34,191 HKD
€4,150 EUR
View
Retailer 10
-
HK$42,119 HKD
$5,368 USD
View
Price last confirmed 25 days ago
B+
Retailer 11
-
HK$50,760 HKD
$6,469 USD
View
Retailer 12
-
HK$55,317 HKD
$7,050 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
HK$55,604 HKD
£5,580 GBP
View
B
Retailer 14
-
HK$109,536 HKD
$13,960 USD
View
Most Expensive
B
Brilliant Earth
18577568Y · Oct 29
HK$124,130 HKD
$15,820 USD
View
14 more retailers have this diamond
Prices start from HK$19,075 HKDSave up to HK$105,055 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
4.02ct Oval
HK$19,075 HKD