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Oval|Lab Grown|IGI

4.28ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG814620481

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG814620481

Diamond specifications and retailer prices

From HK$37,749 HKD
$4,811 USD
As of October 29, 2026
Save HK$182,798 HKD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$220,547 HKD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.28ct lab-grown oval diamond

This 4.28ct 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 LG814620481 or 814620481. Listed at 23 retailers as of October 29, 2026, with prices from HK$37,749 to HK$220,547, a HK$182,798 spread on the same certified stone. With Clarity lists it at HK$220,547. 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

4.28
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814620481
Dimensions13.61 × 9.30 × 5.51 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.61 mm9.30 mm4.28 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814620481
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.2%

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$55,772 HKD|Low: HK$32,586 HKD|High: HK$136,292 HKD|Avg: HK$76,931 HKD|+0.4%
Retailer 1
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
October 30, 2026
Retailer 8HK$42,269 HKD
Retailer 12HK$44,018 HKD
Retailer 11HK$45,454 HKD
Retailer 5HK$54,336 HKD
Retailer 1HK$55,772 HKD
Retailer 3HK$61,942 HKD
Retailer 10HK$67,912 HKD
Retailer 6HK$69,811 HKD
Retailer 14HK$73,599 HKD
Retailer 9HK$89,585 HKD
Retailer 7HK$93,201 HKD
Retailer 13HK$98,009 HKD
Retailer 4HK$112,005 HKD
Retailer 2HK$132,212 HKD

42 data points across 14 retailers

23 retailersHK$37,749 HKD to HK$220,547 HKD

A
Cheapest Retailer
-
HK$37,749 HKD
$4,811 USD
A
Retailer 2
-
HK$39,562 HKD
$5,042 USD
View
A
Retailer 3
-
HK$41,033 HKD
CA$7,263 CAD
View
A
Retailer 4
-
HK$42,269 HKD
$5,387 USD
View
Final sale: no returns
Retailer 5
-
HK$43,791 HKD
$5,581 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
HK$43,791 HKD
$5,581 USD
View
A
Retailer 7
-
HK$44,018 HKD
$5,610 USD
View
A
Retailer 8
-
HK$45,454 HKD
$5,793 USD
View
B+
Retailer 9
-
HK$54,336 HKD
$6,925 USD
View
B+
Retailer 10
-
HK$54,721 HKD
$6,974 USD
View
B+
Retailer 11
-
HK$55,772 HKD
£5,597 GBP
View
B+
Retailer 12
-
HK$61,942 HKD
£6,216 GBP
View
B+
Retailer 13
-
HK$73,599 HKD
$9,380 USD
View
B+
Retailer 14
-
HK$89,585 HKD
£8,990 GBP
View
B+
Retailer 15
-
HK$93,201 HKD
ZAR 191,893 ZAR
View
B
Retailer 16
-
HK$98,009 HKD
$12,491 USD
View
B
Retailer 17
-
HK$112,005 HKD
$14,275 USD
View
B
Retailer 18
-
HK$117,139 HKD
$14,929 USD
View
B
Retailer 19
-
HK$121,730 HKD
$15,514 USD
View
B
Retailer 20
-
HK$125,589 HKD
$16,006 USD
View
B
Retailer 21
-
HK$132,212 HKD
$16,850 USD
View
B
Retailer 22
-
HK$156,924 HKD
$20,000 USD
View
Most Expensive
B
With Clarity
814620481 · Oct 30
HK$220,547 HKD
$28,108 USD
View
22 more retailers have this diamond
Prices start from HK$37,749 HKDSave up to HK$182,798 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
4.28ct Oval
HK$37,749 HKD