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Oval|Lab Grown|IGI

4.63ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG621455876

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG621455876

Diamond specifications and retailer prices

From HK$4,048 HKD
$516 USD
As of October 29, 2026
Save HK$26,550 HKD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$30,598 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.63ct lab-grown oval diamond

This 4.63ct 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 LG621455876 or 621455876. Listed at 16 retailers as of October 29, 2026, with prices from HK$4,048 to HK$30,598, a HK$26,550 spread on the same certified stone. Brilliant Earth lists it at HK$30,598. 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

4.63
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621455876
Dimensions13.91 × 9.34 × 5.78 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Top View
13.91 mm9.34 mm4.63 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621455876
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.9%

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$30,598 HKD|Low: HK$3,884 HKD|High: HK$31,540 HKD|Avg: HK$11,606 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 5HK$4,048 HKD
Retailer 15HK$4,213 HKD
Retailer 12HK$4,535 HKD
Retailer 3HK$5,021 HKD
Retailer 16HK$5,021 HKD
Retailer 10HK$6,080 HKD
Retailer 9HK$7,779 HKD
Retailer 6HK$7,791 HKD
Retailer 2HK$8,106 HKD
Retailer 7HK$8,316 HKD
Retailer 13HK$12,953 HKD
Retailer 4HK$13,204 HKD
Retailer 8HK$14,860 HKD
Retailer 11HK$20,984 HKD
Retailer 14HK$29,931 HKD
Brilliant EarthHK$30,598 HKD

38 data points across 16 retailers

16 retailersHK$4,048 HKD to HK$30,598 HKD

A
Cheapest Retailer
-
HK$4,048 HKD
$516 USD
Retailer 2
-
HK$4,213 HKD
£423 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$4,535 HKD
$578 USD
View
A
Retailer 4
-
HK$5,021 HKD
$640 USD
View
Retailer 5
-
HK$5,021 HKD
$640 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
HK$6,080 HKD
$775 USD
View
A
Retailer 7
-
HK$7,779 HKD
£781 GBP
View
B+
Retailer 8
-
HK$7,791 HKD
$993 USD
View
Retailer 9
-
HK$8,106 HKD
€984 EUR
View
A
Retailer 10
-
HK$8,316 HKD
$1,060 USD
View
B+
Retailer 11
-
HK$12,953 HKD
$1,651 USD
View
B+
Retailer 12
-
HK$13,204 HKD
$1,683 USD
View
B+
Retailer 13
-
HK$14,860 HKD
$1,894 USD
View
B
Retailer 14
-
HK$20,984 HKD
£2,106 GBP
View
Retailer 15
-
HK$29,931 HKD
$3,815 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
9395554A · Oct 29
HK$30,598 HKD
$3,900 USD
View
15 more retailers have this diamond
Prices start from HK$4,048 HKDSave up to HK$26,550 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
4.63ct Oval
HK$4,048 HKD