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Radiant|Lab Grown|IGI

5.08ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768630155

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

Certificate IGI LG768630155

Diamond specifications and retailer prices

From HK$63,550 HKD
$8,100 USD
As of October 31, 2026
Save HK$225,819 HKD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$289,369 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.08ct lab-grown radiant diamond

This 5.08ct 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 LG768630155 or 768630155. Listed at 12 retailers as of October 30, 2026, with prices from HK$63,550 to HK$289,369, a HK$225,819 spread on the same certified stone. Taylor and Hart lists it at HK$289,369. 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

5.08
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630155
Dimensions12.06 × 8.58 × 5.67 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
12.06 mm8.58 mm5.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630155
Side View
Table 63.0%Crown 41.1°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 66.1%

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 31
Current: HK$134,240 HKD|Low: HK$63,550 HKD|High: HK$331,545 HKD|Avg: HK$160,249 HKD|-40.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 2HK$63,550 HKD
Retailer 11HK$75,177 HKD
Retailer 4HK$79,700 HKD
Retailer 9HK$91,089 HKD
Retailer 10HK$91,850 HKD
Retailer 5HK$112,981 HKD
Retailer 1HK$134,240 HKD
Retailer 7HK$149,929 HKD
Retailer 3HK$157,322 HKD
Retailer 8HK$159,586 HKD
Retailer 6HK$192,901 HKD
Retailer 12HK$263,051 HKD
Taylor and HartHK$289,369 HKD

34 data points across 13 retailers

12 retailersHK$63,550 HKD to HK$289,369 HKD

A
Cheapest Retailer
-
HK$63,550 HKD
$8,100 USD
A
Retailer 2
-
HK$75,177 HKD
$9,582 USD
View
A
Retailer 3
-
HK$91,089 HKD
$11,610 USD
View
A
Retailer 4
-
HK$91,850 HKD
$11,707 USD
View
A
Retailer 5
-
HK$112,981 HKD
£11,339 GBP
View
A
Retailer 6
-
HK$134,240 HKD
$17,110 USD
View
A
Retailer 7
-
HK$149,929 HKD
£15,047 GBP
View
A
Retailer 8
-
HK$157,322 HKD
$20,052 USD
View
Retailer 9
-
HK$159,586 HKD
€19,372 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
HK$192,901 HKD
ZAR 397,202 ZAR
View
B+
Retailer 11
-
HK$263,051 HKD
$33,528 USD
View
Most Expensive
B
Taylor and Hart
9V4Z6SC · Oct 30
HK$289,369 HKD
$36,882 USD
View
11 more retailers have this diamond
Prices start from HK$63,550 HKDSave up to HK$225,819 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
5.08ct Radiant
HK$63,550 HKD