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Radiant|Lab Grown|IGI

6.60ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG754508564

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

Certificate IGI LG754508564

Diamond specifications and retailer prices

From $36,684 CAD
As of November 1, 2026
Save $35,537 CAD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $72,221 CAD at MOH London · As of November 3, 2026
View at MOH London

About this 6.6ct lab-grown radiant diamond

This 6.6ct 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 LG754508564 or 754508564. Listed at 11 retailers as of November 1, 2026, with prices from $36,684 to $72,221, a $35,537 spread on the same certified stone. MOH London lists it at $72,221. 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

6.60
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508564
Dimensions13.74 × 9.31 × 6.10 mm
L/W Ratio1.48
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
13.74 mm9.31 mm6.60 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508564
Side View
Table 64.0%Crown 42.2°Girdle: MED-STKPavilion 33.7°Culet: NoneDepth 65.5%

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: $72,221 CAD|Low: $34,643 CAD|High: $162,334 CAD|Avg: $69,005 CAD
MOH London
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 7$36,684 CAD
Retailer 13$38,016 CAD
Retailer 3$40,244 CAD
Retailer 11$42,579 CAD
Retailer 4$44,755 CAD
Retailer 9$50,264 CAD
Retailer 8$56,263 CAD
Retailer 6$62,252 CAD
Retailer 10$65,586 CAD
MOH London$72,221 CAD
Retailer 2$98,733 CAD
Retailer 5$121,766 CAD
Retailer 12$162,334 CAD

31 data points across 13 retailers

11 retailers$36,684 CAD to $72,221 CAD

B+
Cheapest Retailer
-
$36,684 CAD
B+
Retailer 2
-
$38,016 CAD
View
B+
Retailer 3
-
$42,579 CAD
View
B+
Retailer 4
-
$50,264 CAD
View
B+
Retailer 5
-
$56,263 CAD
View
Retailer 6
-
$62,252 CAD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$65,586 CAD
View
Most Expensive
B
MOH London
LG754508564 · Nov 3
$72,221 CAD
£40,692 GBP
View
7 more retailers have this diamond
Prices start from $36,684 CADSave up to $35,537 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+
6.60ct Radiant
$36,684 CAD