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Radiant|Lab Grown|IGI

5.03ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811634749

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

Certificate IGI LG811634749

Diamond specifications and retailer prices

From HK$81,846 HKD
$10,432 USD
As of October 30, 2026
Save HK$302,813 HKD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$384,659 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634749 or 811634749. Listed at 11 retailers as of October 30, 2026, with prices from HK$81,846 to HK$384,659, a HK$302,813 spread on the same certified stone. With Clarity lists it at HK$384,659. 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

5.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634749
Dimensions11.81 × 8.51 × 5.80 mm
L/W Ratio1.39
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
11.81 mm8.51 mm5.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634749
Side View
Table 63.0%Crown 43.5°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 68.2%

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 30
Current: HK$158,416 HKD|Low: HK$81,846 HKD|High: HK$384,659 HKD|Avg: HK$170,162 HKD|-16.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 31, 2026
Retailer 7HK$81,846 HKD
Retailer 9HK$86,813 HKD
Retailer 10HK$91,465 HKD
Retailer 6HK$94,031 HKD
Retailer 4HK$111,873 HKD
Retailer 3HK$132,906 HKD
Retailer 5HK$148,484 HKD
Retailer 1HK$158,416 HKD
Retailer 8HK$260,462 HKD
Retailer 2HK$287,671 HKD
With ClarityHK$384,659 HKD

34 data points across 11 retailers

11 retailersHK$81,846 HKD to HK$384,659 HKD

A
Cheapest Retailer
-
HK$81,846 HKD
$10,432 USD
A
Retailer 2
-
HK$86,813 HKD
$11,065 USD
View
A
Retailer 3
-
HK$91,465 HKD
$11,658 USD
View
A
Retailer 4
-
HK$94,031 HKD
$11,985 USD
View
A
Retailer 5
-
HK$111,873 HKD
£11,228 GBP
View
A
Retailer 6
-
HK$132,906 HKD
$16,940 USD
View
A
Retailer 7
-
HK$148,484 HKD
£14,902 GBP
View
B+
Retailer 8
-
HK$158,416 HKD
€19,230 EUR
View
B
Retailer 9
-
HK$260,462 HKD
$33,198 USD
View
B
Retailer 10
-
HK$287,671 HKD
$36,666 USD
View
Most Expensive
B
With Clarity
811634749 · Oct 31
HK$384,659 HKD
$49,028 USD
View
10 more retailers have this diamond
Prices start from HK$81,846 HKDSave up to HK$302,813 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$81,846 HKD