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Radiant|Lab Grown|IGI

1.33ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG780665762

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

Certificate IGI LG780665762

Diamond specifications and retailer prices

From $348 CAD
$249 USD
As of October 30, 2026
Save $3,005 CAD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,156 CAD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780665762 or 780665762. Listed at 16 retailers as of October 30, 2026, with a 864% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665762
Dimensions7.74 × 5.47 × 3.65 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
7.74 mm5.47 mm1.33 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665762
Side View
Table 63.0%Crown 40°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $4,156 CAD|Low: $348 CAD|High: $5,657 CAD|Avg: $1,891 CAD|+12.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 7$348 CAD
Retailer 5$539 CAD
Retailer 8$644 CAD
Retailer 11$722 CAD
Retailer 3$747 CAD
Retailer 13$814 CAD
Retailer 4$1,017 CAD
Retailer 10$1,390 CAD
Retailer 12$1,395 CAD
Retailer 6$1,916 CAD
Retailer 9$3,339 CAD
Retailer 2$3,353 CAD
Rare Carat$4,156 CAD

31 data points across 13 retailers

16 retailers$348 CAD to $3,353 CAD

A+
Cheapest Retailer
-
$348 CAD
$249 USD
Retailer 2
-
$478 CAD
$342 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$539 CAD
$386 USD
View
Final sale: no returns
Retailer 4
-
$553 CAD
$396 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$644 CAD
$461 USD
View
A
Retailer 6
-
$722 CAD
$517 USD
View
Retailer 7
-
$747 CAD
$535 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$814 CAD
€555 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$1,017 CAD
$728 USD
View
B+
Retailer 10
-
$1,390 CAD
$995 USD
View
B+
Retailer 11
-
$1,395 CAD
$999 USD
View
B+
Retailer 12
-
$1,916 CAD
£1,080 GBP
View
Retailer 13
-
$2,100 CAD
$1,503 USD
View
Price last confirmed 30 days ago
B
Retailer 14
-
$3,339 CAD
$2,390 USD
View
B
Retailer 15
-
$3,353 CAD
$2,400 USD
View
Most Expensive
Rare Carat
B84B-41B · Oct 21
$4,156 CAD
$2,975 USD
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from $348 CADSave up to $3,005 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+
1.33ct Radiant
$348 CAD