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Radiant|Lab Grown|IGI

6.66ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG762546282

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

Certificate IGI LG762546282

Diamond specifications and retailer prices

From $39,102 CAD
As of November 1, 2026
Save $33,945 CAD (46%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $73,047 CAD at Brilliance · As of November 3, 2026
View at Brilliance

About this 6.66ct lab-grown radiant diamond

This 6.66ct 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 LG762546282 or 762546282. Listed at 11 retailers as of November 1, 2026, with prices from $39,102 to $73,047, a $33,945 spread on the same certified stone. Brilliance lists it at $73,047. 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

6.66
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762546282
Dimensions13.34 × 9.47 × 6.19 mm
L/W Ratio1.41
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
13.34 mm9.47 mm6.66 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762546282
Side View
Table 63.0%Crown 41.6°Girdle: MED-STKPavilion 33°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $73,047 CAD|Low: $36,922 CAD|High: $163,809 CAD|Avg: $71,653 CAD|-8.5%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 8$39,102 CAD
Retailer 3$40,610 CAD
Retailer 4$45,167 CAD
Retailer 10$47,350 CAD
Retailer 12$51,777 CAD
Retailer 13$53,052 CAD
Retailer 9$56,836 CAD
Retailer 7$62,816 CAD
Retailer 6$72,874 CAD
Brilliance$73,047 CAD
Retailer 2$99,631 CAD
Retailer 5$122,694 CAD
Retailer 11$163,809 CAD

28 data points across 13 retailers

11 retailers$39,102 CAD to $73,047 CAD

B+
Cheapest Retailer
-
$39,102 CAD
B+
Retailer 2
-
$47,350 CAD
View
B+
Retailer 3
-
$51,777 CAD
View
B+
Retailer 4
-
$53,052 CAD
View
B+
Retailer 5
-
$56,836 CAD
View
Retailer 6
-
$62,816 CAD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$72,874 CAD
View
Most Expensive
B
Brilliance
D42106933 · Nov 3
$73,047 CAD
$52,270 USD
View
7 more retailers have this diamond
Prices start from $39,102 CADSave up to $33,945 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.

B+
6.66ct Radiant
$39,102 CAD