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Radiant|Lab Grown|IGI

5.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780662836

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

Certificate IGI LG780662836

Diamond specifications and retailer prices

From HK$82,160 HKD
$10,472 USD
As of October 30, 2026
Save HK$304,021 HKD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$386,181 HKD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.05ct lab-grown radiant diamond

This 5.05ct 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 LG780662836 or 780662836. Listed at 13 retailers as of October 30, 2026, with prices from HK$82,160 to HK$386,181, a HK$304,021 spread on the same certified stone. With Clarity lists it at HK$386,181. 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

5.05
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662836
Dimensions12.64 × 8.46 × 5.49 mm
L/W Ratio1.49
Culet sizePointed
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
12.64 mm8.46 mm5.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662836
Side View
Table 64.0%Crown 42.5°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 64.9%

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 30
Current: HK$146,558 HKD|Low: HK$79,232 HKD|High: HK$386,181 HKD|Avg: HK$172,907 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$79,232 HKD
Retailer 11HK$82,160 HKD
Retailer 13HK$87,385 HKD
Retailer 2HK$91,826 HKD
Retailer 10HK$94,305 HKD
Retailer 6HK$112,316 HKD
Retailer 1HK$146,558 HKD
Retailer 8HK$149,062 HKD
Retailer 9HK$158,647 HKD
Retailer 3HK$172,652 HKD
Retailer 7HK$191,785 HKD
Retailer 12HK$261,497 HKD
Retailer 4HK$288,350 HKD
With ClarityHK$386,181 HKD

33 data points across 14 retailers

13 retailersHK$82,160 HKD to HK$386,181 HKD

A
Cheapest Retailer
-
HK$82,160 HKD
$10,472 USD
A
Retailer 2
-
HK$87,385 HKD
$11,138 USD
View
A
Retailer 3
-
HK$91,826 HKD
$11,704 USD
View
A
Retailer 4
-
HK$94,305 HKD
$12,020 USD
View
A
Retailer 5
-
HK$112,316 HKD
£11,272 GBP
View
A
Retailer 6
-
HK$146,558 HKD
$18,680 USD
View
A
Retailer 7
-
HK$149,062 HKD
£14,960 GBP
View
Retailer 8
-
HK$158,647 HKD
€19,258 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
HK$172,652 HKD
$22,006 USD
View
B+
Retailer 10
-
HK$191,785 HKD
ZAR 394,904 ZAR
View
B
Retailer 11
-
HK$261,497 HKD
$33,330 USD
View
B
Retailer 12
-
HK$288,350 HKD
$36,753 USD
View
Most Expensive
B
With Clarity
780662836 · Oct 30
HK$386,181 HKD
$49,222 USD
View
12 more retailers have this diamond
Prices start from HK$82,160 HKDSave up to HK$304,021 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
5.05ct Radiant
HK$82,160 HKD