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Radiant|Lab Grown|IGI

5.03ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768630630

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

Certificate IGI LG768630630

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)
14 retailers carry this diamond
Most expensive: HK$384,659 HKD at With Clarity · As of October 30, 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 LG768630630 or 768630630. Listed at 14 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 angle40.7°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630630
Dimensions12.51 × 8.41 × 5.48 mm
L/W Ratio1.49
Culet sizeLarge
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
12.51 mm8.41 mm5.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630630
Side View
Table 64.0%Crown 40.7°Girdle: Slightly ThickPavilion 32.9°Culet: LargeDepth 65.2%

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$146,008 HKD|Low: HK$78,921 HKD|High: HK$384,659 HKD|Avg: HK$172,257 HKD|-35.0%
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
With Clarity
October 30, 2026
Retailer 5HK$78,921 HKD
Retailer 11HK$81,846 HKD
Retailer 13HK$86,813 HKD
Retailer 2HK$91,465 HKD
Retailer 10HK$94,031 HKD
Retailer 6HK$111,873 HKD
Retailer 1HK$146,008 HKD
Retailer 8HK$148,484 HKD
Retailer 9HK$158,021 HKD
Retailer 3HK$171,978 HKD
Retailer 7HK$191,040 HKD
Retailer 12HK$260,462 HKD
Retailer 4HK$287,671 HKD
With ClarityHK$384,659 HKD

33 data points across 14 retailers

14 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
Retailer 6
-
HK$115,315 HKD
£11,573 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
HK$146,008 HKD
$18,610 USD
View
A
Retailer 8
-
HK$148,484 HKD
£14,902 GBP
View
Retailer 9
-
HK$158,021 HKD
€19,182 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
HK$171,978 HKD
$21,920 USD
View
B+
Retailer 11
-
HK$191,040 HKD
ZAR 393,371 ZAR
View
B
Retailer 12
-
HK$260,462 HKD
$33,198 USD
View
B
Retailer 13
-
HK$287,671 HKD
$36,666 USD
View
Most Expensive
B
With Clarity
768630630 · Oct 30
HK$384,659 HKD
$49,028 USD
View
13 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