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Radiant|Lab Grown|IGI

5.22ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784644673

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

Certificate IGI LG784644673

Diamond specifications and retailer prices

From $9,193 USD
As of October 27, 2026
Save $20,522 USD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $29,715 USD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 5.22ct lab-grown radiant diamond

This 5.22ct 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 LG784644673 or 784644673. Listed at 15 retailers as of October 27, 2026, with prices from $9,193 to $29,715, a $20,522 spread on the same certified stone. Frank Darling lists it at $29,715. 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

5.22
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644673
Dimensions12.16 × 8.71 × 5.80 mm
L/W Ratio1.40
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
12.16 mm8.71 mm5.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644673
Side View
Table 66.0%Crown 37.5°Girdle: Slightly ThickPavilion 35.2°Culet: NoneDepth 66.6%

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: $29,715 USD|Low: $9,193 USD|High: $62,070 USD|Avg: $18,954 USD|-12.5%
Frank Darling
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
Retailer 15
October 29, 2026
Retailer 9$9,193 USD
Retailer 11$9,247 USD
Retailer 5$9,368 USD
Retailer 3$9,561 USD
Retailer 14$10,555 USD
Retailer 15$11,032 USD
Retailer 12$11,674 USD
Retailer 8$12,245 USD
Retailer 10$12,332 USD
Retailer 7$12,406 USD
Retailer 2$19,011 USD
Retailer 4$20,762 USD
Retailer 6$28,820 USD
Frank Darling$29,715 USD
Retailer 13$57,360 USD

36 data points across 15 retailers

15 retailers$9,193 USD to $29,715 USD

A+
Cheapest Retailer
-
$9,193 USD
A
Retailer 2
-
$9,247 USD
View
A
Retailer 3
-
$9,368 USD
View
A
Retailer 4
-
$9,561 USD
View
A
Retailer 5
-
$10,555 USD
View
A
Retailer 6
-
$11,032 USD
View
A
Retailer 7
-
$11,674 USD
View
A
Retailer 8
-
$12,245 USD
View
A
Retailer 9
-
$12,332 USD
View
A
Retailer 10
-
$12,406 USD
View
Final sale: no returns
A
Retailer 11
-
$19,011 USD
£14,969 GBP
View
B+
Retailer 12
-
$20,762 USD
€19,773 EUR
View
B
Retailer 13
-
$28,820 USD
View
Most Expensive
B+
Frank Darling
P83F-3EL · Oct 29
$29,715 USD
View
13 more retailers have this diamond
Prices start from $9,193 USDSave up to $20,522 USD

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+
5.22ct Radiant
$9,193 USD