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Radiant|Lab Grown|IGI

5.06ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780662901

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

Certificate IGI LG780662901

Diamond specifications and retailer prices

From HK$82,324 HKD
$10,492 USD
As of October 29, 2026
Save HK$206,391 HKD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$288,716 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.06ct lab-grown radiant diamond

This 5.06ct 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 LG780662901 or 780662901. Listed at 13 retailers as of October 29, 2026, with prices from HK$82,324 to HK$288,716, a HK$206,391 spread on the same certified stone. Taylor and Hart lists it at HK$288,716. 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

5.06
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662901
Dimensions12.16 × 8.62 × 5.64 mm
L/W Ratio1.41
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
12.16 mm8.62 mm5.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662901
Side View
Table 63.0%Crown 42.1°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.4%

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$112,548 HKD|Low: HK$79,397 HKD|High: HK$515,979 HKD|Avg: HK$178,972 HKD|-17.5%
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
Taylor and Hart
October 30, 2026
Retailer 5HK$79,397 HKD
Retailer 10HK$82,324 HKD
Retailer 12HK$87,691 HKD
Retailer 13HK$92,015 HKD
Retailer 9HK$94,431 HKD
Retailer 1HK$112,548 HKD
Retailer 7HK$149,364 HKD
Retailer 8HK$158,974 HKD
Retailer 3HK$173,005 HKD
Retailer 6HK$192,174 HKD
Retailer 4HK$219,228 HKD
Retailer 11HK$262,038 HKD
Taylor and HartHK$288,716 HKD
Retailer 2HK$515,979 HKD

33 data points across 14 retailers

13 retailersHK$82,324 HKD to HK$288,716 HKD

A
Cheapest Retailer
-
HK$82,324 HKD
$10,492 USD
A
Retailer 2
-
HK$87,691 HKD
$11,176 USD
View
A
Retailer 3
-
HK$92,015 HKD
$11,727 USD
View
A
Retailer 4
-
HK$94,431 HKD
$12,035 USD
View
A
Retailer 5
-
HK$112,548 HKD
£11,294 GBP
View
A
Retailer 6
-
HK$149,364 HKD
£14,989 GBP
View
B+
Retailer 7
-
HK$158,974 HKD
€19,296 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
HK$173,005 HKD
$22,049 USD
View
B+
Retailer 9
-
HK$192,174 HKD
ZAR 395,670 ZAR
View
B+
Retailer 10
-
HK$219,228 HKD
$27,940 USD
View
B
Retailer 11
-
HK$262,038 HKD
$33,396 USD
View
Most Expensive
B
Taylor and Hart
QNEODDA · Oct 30
HK$288,716 HKD
$36,796 USD
View
11 more retailers have this diamond
Prices start from HK$82,324 HKDSave up to HK$206,391 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
5.06ct Radiant
HK$82,324 HKD