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Radiant|Lab Grown|IGI

5.53ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768628644

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

Certificate IGI LG768628644

Diamond specifications and retailer prices

From $15,969 CAD
As of November 2, 2026
Save $53,833 CAD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $69,802 CAD at With Clarity · As of November 4, 2026
View at With Clarity

About this 5.53ct lab-grown radiant diamond

This 5.53ct 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 LG768628644 or 768628644. Listed at 13 retailers as of November 2, 2026, with prices from $15,969 to $69,802, a $53,833 spread on the same certified stone. With Clarity lists it at $69,802. 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

5.53
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628644
Dimensions12.98 × 8.69 × 5.61 mm
L/W Ratio1.49
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
12.98 mm8.69 mm5.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628644
Side View
Table 61.0%Crown 42.3°Girdle: ThickPavilion 32.8°Culet: NoneDepth 64.6%

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: Nov 2
Current: $28,747 CAD|Low: $15,454 CAD|High: $75,327 CAD|Avg: $34,170 CAD|-22.1%
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
With Clarity
November 4, 2026
Retailer 5$15,454 CAD
Retailer 12$15,969 CAD
Retailer 2$17,905 CAD
Retailer 11$18,803 CAD
Retailer 8$21,899 CAD
Retailer 10$26,021 CAD
Retailer 9$28,211 CAD
Retailer 1$28,747 CAD
Retailer 13$29,913 CAD
Retailer 3$33,615 CAD
Retailer 6$34,761 CAD
Retailer 7$47,265 CAD
Retailer 4$54,265 CAD
With Clarity$69,802 CAD

38 data points across 14 retailers

13 retailers$15,969 CAD to $69,802 CAD

A
Cheapest Retailer
-
$15,969 CAD
A
Retailer 2
-
$17,905 CAD
View
A
Retailer 3
-
$18,803 CAD
View
A
Retailer 4
-
$21,899 CAD
View
A
Retailer 5
-
$26,021 CAD
View
A
Retailer 6
-
$28,211 CAD
View
B+
Retailer 7
-
$28,747 CAD
View
B+
Retailer 8
-
$29,913 CAD
View
B+
Retailer 9
-
$33,615 CAD
View
B+
Retailer 10
-
$34,761 CAD
View
B+
Retailer 11
-
$47,265 CAD
View
B
Retailer 12
-
$54,265 CAD
View
Most Expensive
B
With Clarity
768628644 · Nov 4
$69,802 CAD
$49,948 USD
View
12 more retailers have this diamond
Prices start from $15,969 CADSave up to $53,833 CAD

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
5.53ct Radiant
$15,969 CAD