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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 $11,720 SGD
$9,141 USD
As of October 27, 2026
Save $25,012 SGD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $36,732 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 27, 2026, with prices from $11,720 to $36,732, a $25,012 spread on the same certified stone. Brilliant Earth lists it at $36,732. 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+
Exceptional
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 27
Current: $36,732 SGD|Low: $11,720 SGD|High: $79,131 SGD|Avg: $23,572 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 8$11,720 SGD
Retailer 10$11,790 SGD
Retailer 5$11,941 SGD
Retailer 3$12,189 SGD
Retailer 13$13,456 SGD
Retailer 14$14,065 SGD
Retailer 11$14,883 SGD
Retailer 7$15,706 SGD
Retailer 9$15,722 SGD
Retailer 6$15,816 SGD
Retailer 2$24,237 SGD
Retailer 4$26,465 SGD
Brilliant Earth$36,732 SGD
Retailer 12$73,131 SGD

34 data points across 14 retailers

14 retailers$11,720 SGD to $36,732 SGD

A+
Cheapest Retailer
-
$11,720 SGD
$9,141 USD
A
Retailer 2
-
$11,790 SGD
$9,196 USD
View
A
Retailer 3
-
$11,941 SGD
$9,314 USD
View
A
Retailer 4
-
$12,189 SGD
$9,507 USD
View
A
Retailer 5
-
$13,456 SGD
$10,495 USD
View
A
Retailer 6
-
$14,065 SGD
$10,970 USD
View
A
Retailer 7
-
$14,883 SGD
$11,608 USD
View
A
Retailer 8
-
$15,706 SGD
$12,250 USD
View
A
Retailer 9
-
$15,722 SGD
$12,263 USD
View
A
Retailer 10
-
$15,816 SGD
$12,336 USD
View
Final sale: no returns
A
Retailer 11
-
$24,237 SGD
£14,885 GBP
View
B+
Retailer 12
-
$26,465 SGD
€19,659 EUR
View
Most Expensive
B
Brilliant Earth
20496739Y · Oct 28
$36,732 SGD
$28,650 USD
View
12 more retailers have this diamond
Prices start from $11,720 SGDSave up to $25,012 SGD

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
$11,720 SGD