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Radiant|Lab Grown|IGI

5.19ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804665219

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

Certificate IGI LG804665219

Diamond specifications and retailer prices

From HK$71,718 HKD
$9,141 USD
As of October 30, 2026
Save HK$90,645 HKD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$162,362 HKD at Yorxs · As of October 31, 2026
View at Yorxs

About this 5.19ct lab-grown radiant diamond

This 5.19ct 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 LG804665219 or 804665219. Listed at 14 retailers as of October 30, 2026, with prices from HK$71,718 to HK$162,362, a HK$90,645 spread on the same certified stone. Yorxs lists it at HK$162,362. 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

5.19
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665219
Dimensions11.92 × 8.53 × 5.65 mm
L/W Ratio1.40
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
11.92 mm8.53 mm5.19 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665219
Side View
Table 63.0%Crown 44.8°Girdle: ThickPavilion 33.5°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$137,143 HKD|Low: HK$71,718 HKD|High: HK$484,237 HKD|Avg: HK$135,796 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
Retailer 13
Yorxs
October 31, 2026
Retailer 8HK$71,718 HKD
Retailer 10HK$72,149 HKD
Retailer 4HK$73,075 HKD
Retailer 3HK$74,589 HKD
Retailer 13HK$82,341 HKD
Retailer 2HK$86,067 HKD
Retailer 11HK$91,073 HKD
Retailer 7HK$96,110 HKD
Retailer 9HK$96,212 HKD
Retailer 5HK$96,785 HKD
Retailer 1HK$137,143 HKD
Retailer 6HK$148,315 HKD
YorxsHK$162,362 HKD
Retailer 12HK$447,519 HKD

39 data points across 14 retailers

14 retailersHK$71,718 HKD to HK$162,362 HKD

A
Cheapest Retailer
-
HK$71,718 HKD
$9,141 USD
A
Retailer 2
-
HK$72,149 HKD
$9,196 USD
View
A
Retailer 3
-
HK$73,075 HKD
$9,314 USD
View
A
Retailer 4
-
HK$74,589 HKD
$9,507 USD
View
A
Retailer 5
-
HK$82,341 HKD
$10,495 USD
View
A
Retailer 6
-
HK$86,067 HKD
$10,970 USD
View
A
Retailer 7
-
HK$91,073 HKD
$11,608 USD
View
A
Retailer 8
-
HK$96,110 HKD
$12,250 USD
View
A
Retailer 9
-
HK$96,212 HKD
$12,263 USD
View
A
Retailer 10
-
HK$96,785 HKD
$12,336 USD
View
Final sale: no returns
A
Retailer 11
-
HK$137,143 HKD
$17,480 USD
View
B+
Retailer 12
-
HK$148,315 HKD
£14,885 GBP
View
Most Expensive
B+
Yorxs
557461749 · Oct 31
HK$162,362 HKD
€19,709 EUR
View
12 more retailers have this diamond
Prices start from HK$71,718 HKDSave up to HK$90,645 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
5.19ct Radiant
HK$71,718 HKD