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Radiant|Lab Grown|IGI

5.13ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608497

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

Certificate IGI LG816608497

Diamond specifications and retailer prices

From HK$70,909 HKD
$9,038 USD
As of October 30, 2026
Save HK$86,868 HKD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$160,089 HKD at Yorxs · As of October 23, 2026
View at Yorxs

About this 5.13ct lab-grown radiant diamond

This 5.13ct 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 LG816608497 or 816608497. Listed at 12 retailers as of October 30, 2026, with a 123% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.13
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608497
Dimensions12.20 × 8.59 × 5.54 mm
L/W Ratio1.42
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
12.20 mm8.59 mm5.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608497
Side View
Table 66.0%Crown 40.2°Girdle: THK-VTKPavilion 34.1°Culet: NoneDepth 64.5%

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$157,777 HKD|Low: HK$70,909 HKD|High: HK$478,745 HKD|Avg: HK$152,121 HKD|-41.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Yorxs
October 30, 2026
Retailer 7HK$70,909 HKD
Retailer 3HK$72,235 HKD
Retailer 2HK$73,742 HKD
Retailer 11HK$81,438 HKD
Retailer 12HK$85,087 HKD
Retailer 10HK$90,045 HKD
Retailer 8HK$95,129 HKD
Retailer 6HK$95,364 HKD
Retailer 5HK$146,631 HKD
Retailer 1HK$157,777 HKD
YorxsHK$160,089 HKD
Retailer 4HK$236,438 HKD
Retailer 9HK$442,497 HKD

35 data points across 13 retailers

12 retailersHK$70,909 HKD to HK$157,777 HKD

A
Cheapest Retailer
-
HK$70,909 HKD
$9,038 USD
A
Retailer 2
-
HK$72,235 HKD
$9,207 USD
View
A
Retailer 3
-
HK$73,742 HKD
$9,399 USD
View
A
Retailer 4
-
HK$81,438 HKD
$10,380 USD
View
A
Retailer 5
-
HK$85,087 HKD
$10,845 USD
View
A
Retailer 6
-
HK$90,045 HKD
$11,477 USD
View
A
Retailer 7
-
HK$95,129 HKD
$12,125 USD
View
A
Retailer 8
-
HK$95,364 HKD
$12,155 USD
View
B+
Retailer 9
-
HK$146,631 HKD
£14,716 GBP
View
B+
Retailer 10
-
HK$157,777 HKD
$20,110 USD
View
Most Expensive
Yorxs
590861700 · Oct 23
HK$160,089 HKD
€19,433 EUR
View
Price last confirmed 8 days ago
10 more retailers have this diamond
Prices start from HK$70,909 HKDSave up to HK$86,868 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
5.13ct Radiant
HK$70,909 HKD