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Oval|Lab Grown|IGI

4.28ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG602311263

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG602311263

Diamond specifications and retailer prices

From HK$4,378 HKD
$558 USD
As of October 29, 2026
Save HK$34,458 HKD (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$38,836 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG602311263 or 602311263. Listed at 9 retailers as of October 29, 2026, with prices from HK$4,378 to HK$38,836, a HK$34,458 spread on the same certified stone. Do Amore Diamonds lists it at HK$38,836. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.28
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602311263
Dimensions13.44 × 8.96 × 5.61 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.44 mm8.96 mm4.28 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602311263
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.6%

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$38,836 HKD|Low: HK$4,331 HKD|High: HK$59,863 HKD|Avg: HK$19,545 HKD|-3.1%
Do Amore 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
October 31, 2026
Retailer 10HK$4,378 HKD
Retailer 2HK$4,849 HKD
Retailer 13HK$8,364 HKD
Retailer 8HK$8,395 HKD
Retailer 5HK$9,299 HKD
Retailer 4HK$9,650 HKD
Retailer 9HK$14,005 HKD
Retailer 14HK$14,711 HKD
Retailer 3HK$15,447 HKD
Retailer 12HK$15,762 HKD
Retailer 7HK$26,156 HKD
Retailer 11HK$27,185 HKD
Do Amore DiamondsHK$38,836 HKD
Retailer 6HK$59,863 HKD

25 data points across 14 retailers

9 retailersHK$4,378 HKD to HK$38,836 HKD

A
Cheapest Retailer
-
HK$4,378 HKD
$558 USD
A
Retailer 2
-
HK$4,849 HKD
$618 USD
View
B+
Retailer 3
-
HK$8,364 HKD
$1,066 USD
View
A
Retailer 4
-
HK$8,395 HKD
$1,070 USD
View
B+
Retailer 5
-
HK$14,005 HKD
$1,785 USD
View
B+
Retailer 6
-
HK$15,762 HKD
$2,009 USD
View
B
Retailer 7
-
HK$26,156 HKD
£2,625 GBP
View
Retailer 8
-
HK$27,185 HKD
$3,465 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-E3AA6C982 · Oct 31
HK$38,836 HKD
$4,950 USD
View
8 more retailers have this diamond
Prices start from HK$4,378 HKDSave up to HK$34,458 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$4,378 HKD