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Radiant|Lab Grown|IGI

1.37ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784642059

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

Certificate IGI LG784642059

Diamond specifications and retailer prices

From $356 CAD
$255 USD
As of October 30, 2026
Save $3,094 CAD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,281 CAD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.37ct lab-grown radiant diamond

This 1.37ct 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 LG784642059 or 784642059. Listed at 15 retailers as of October 30, 2026, with a 869% 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

1.37
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642059
Dimensions7.75 × 5.56 × 3.74 mm
L/W Ratio1.39
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
7.75 mm5.56 mm1.37 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642059
Side View
Table 63.0%Crown 39.6°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 67.3%

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: $4,281 CAD|Low: $356 CAD|High: $5,839 CAD|Avg: $2,039 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
October 30, 2026
Retailer 6$356 CAD
Retailer 4$626 CAD
Retailer 7$676 CAD
Retailer 10$738 CAD
Retailer 12$768 CAD
Retailer 11$835 CAD
Retailer 3$1,074 CAD
Retailer 9$1,359 CAD
Retailer 5$1,967 CAD
Retailer 8$3,171 CAD
Retailer 2$3,450 CAD
Rare Carat$4,281 CAD

29 data points across 12 retailers

15 retailers$356 CAD to $3,450 CAD

A+
Cheapest Retailer
-
$356 CAD
$255 USD
Retailer 2
-
$496 CAD
$355 USD
View
Price last confirmed 30 days ago
Retailer 3
-
$574 CAD
$411 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$626 CAD
$448 USD
View
Final sale: no returns
A
Retailer 5
-
$676 CAD
$484 USD
View
A
Retailer 6
-
$738 CAD
$528 USD
View
A
Retailer 7
-
$768 CAD
$550 USD
View
A
Retailer 8
-
$835 CAD
€569 EUR
View
A
Retailer 9
-
$1,074 CAD
$769 USD
View
B+
Retailer 10
-
$1,359 CAD
$973 USD
View
B+
Retailer 11
-
$1,967 CAD
£1,109 GBP
View
Retailer 12
-
$2,181 CAD
$1,561 USD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$3,171 CAD
$2,270 USD
View
B
Retailer 14
-
$3,450 CAD
$2,470 USD
View
Most Expensive
Rare Carat
P84I-44 · Oct 21
$4,281 CAD
$3,065 USD
View
Price last confirmed 9 days ago
14 more retailers have this diamond
Prices start from $356 CADSave up to $3,094 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+
1.37ct Radiant
$356 CAD