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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 $13,013 AUD
$9,141 USD
As of October 30, 2026
Save $13,899 AUD (52%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $29,386 AUD at Yorxs · As of October 23, 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 29, 2026, with a 107% 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

5.19
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

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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: $24,885 AUD|Low: $13,013 AUD|High: $87,865 AUD|Avg: $24,700 AUD|-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 30, 2026
Retailer 8$13,013 AUD
Retailer 10$13,091 AUD
Retailer 4$13,259 AUD
Retailer 3$13,534 AUD
Retailer 13$14,941 AUD
Retailer 2$15,617 AUD
Retailer 11$16,525 AUD
Retailer 7$17,439 AUD
Retailer 9$17,458 AUD
Retailer 5$17,562 AUD
Retailer 1$24,885 AUD
Retailer 6$26,912 AUD
Yorxs$29,386 AUD
Retailer 12$81,202 AUD

38 data points across 14 retailers

14 retailers$13,013 AUD to $26,912 AUD

A
Cheapest Retailer
-
$13,013 AUD
$9,141 USD
A
Retailer 2
-
$13,091 AUD
$9,196 USD
View
A
Retailer 3
-
$13,259 AUD
$9,314 USD
View
A
Retailer 4
-
$13,534 AUD
$9,507 USD
View
A
Retailer 5
-
$14,941 AUD
$10,495 USD
View
A
Retailer 6
-
$15,617 AUD
$10,970 USD
View
A
Retailer 7
-
$16,525 AUD
$11,608 USD
View
A
Retailer 8
-
$17,439 AUD
$12,250 USD
View
A
Retailer 9
-
$17,458 AUD
$12,263 USD
View
A
Retailer 10
-
$17,562 AUD
$12,336 USD
View
Final sale: no returns
A
Retailer 11
-
$24,885 AUD
$17,480 USD
View
B+
Retailer 12
-
$26,912 AUD
£14,885 GBP
View
Most Expensive
Yorxs
557461749 · Oct 23
$29,386 AUD
€19,659 EUR
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from $13,013 AUDSave up to $13,899 AUD

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
$13,013 AUD