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Radiant|Lab Grown|IGI

5.03ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG614322888

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG614322888

Diamond specifications and retailer prices

From HK$3,915 HKD
$499 USD
As of October 30, 2026
Save HK$28,958 HKD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$32,873 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG614322888 or 614322888. Listed at 15 retailers as of October 30, 2026, with prices from HK$3,915 to HK$32,873, a HK$28,958 spread on the same certified stone. Brilliant Earth lists it at HK$32,873. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.03
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614322888
Dimensions11.89 × 8.48 × 5.77 mm
L/W Ratio1.40
Culet sizePointed
Top View
11.89 mm8.48 mm5.03 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614322888
Side View
Table 66.0%Crown 43°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.0%

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 30
Current: HK$32,873 HKD|Low: HK$3,915 HKD|High: HK$39,778 HKD|Avg: HK$12,049 HKD|-17.4%
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 30, 2026
Retailer 15HK$3,915 HKD
Retailer 11HK$4,386 HKD
Retailer 3HK$4,856 HKD
Retailer 4HK$4,856 HKD
Retailer 14HK$5,109 HKD
Retailer 10HK$5,963 HKD
Retailer 5HK$7,548 HKD
Retailer 2HK$8,084 HKD
Retailer 13HK$8,312 HKD
Retailer 7HK$8,371 HKD
Retailer 12HK$12,537 HKD
Retailer 16HK$12,781 HKD
Retailer 8HK$15,503 HKD
Retailer 9HK$20,386 HKD
Retailer 6HK$23,145 HKD
Brilliant EarthHK$32,873 HKD

33 data points across 16 retailers

15 retailersHK$3,915 HKD to HK$32,873 HKD

A
Cheapest Retailer
-
HK$3,915 HKD
$499 USD
B+
Retailer 2
-
HK$4,386 HKD
$559 USD
View
B+
Retailer 3
-
HK$4,856 HKD
$619 USD
View
Retailer 4
-
HK$4,856 HKD
$619 USD
View
Price last confirmed 14 days ago
Retailer 5
-
HK$5,109 HKD
£513 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
HK$5,963 HKD
$760 USD
View
B
Retailer 7
-
HK$7,548 HKD
$962 USD
View
B+
Retailer 8
-
HK$8,084 HKD
£811 GBP
View
Retailer 9
-
HK$8,312 HKD
€1,009 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
HK$8,371 HKD
$1,067 USD
View
B
Retailer 11
-
HK$12,537 HKD
$1,598 USD
View
B
Retailer 12
-
HK$12,781 HKD
$1,629 USD
View
B
Retailer 13
-
HK$15,503 HKD
$1,976 USD
View
B
Retailer 14
-
HK$20,386 HKD
£2,046 GBP
View
Most Expensive
B
Brilliant Earth
8860801A · Oct 30
HK$32,873 HKD
$4,190 USD
View
14 more retailers have this diamond
Prices start from HK$3,915 HKDSave up to HK$28,958 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
5.03ct Radiant
HK$3,915 HKD