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Radiant|Lab Grown|IGI

1.40ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836617734

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

Certificate IGI LG836617734

Diamond specifications and retailer prices

From $634 CAD
$453 USD
As of October 30, 2026
Save $3,775 CAD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,409 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.4ct lab-grown radiant diamond

This 1.4ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836617734 or 836617734. Listed at 14 retailers as of October 29, 2026, with prices from $634 to $4,409, a $3,775 spread on the same certified stone. Brilliant Earth lists it at $4,409. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617734
Dimensions7.63 × 5.57 × 3.78 mm
L/W Ratio1.37
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
7.63 mm5.57 mm1.40 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617734
Side View
Table 66.0%Crown 45.2°Girdle: MED-STKPavilion 36°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,409 CAD|Low: $634 CAD|High: $4,423 CAD|Avg: $1,757 CAD|-0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 18, 2026
Retailer 4$634 CAD
Retailer 6$701 CAD
Retailer 13$751 CAD
Retailer 7$910 CAD
Retailer 9$946 CAD
Retailer 3$1,110 CAD
Retailer 12$1,146 CAD
Retailer 15$1,206 CAD
Retailer 16$1,500 CAD
Retailer 14$1,810 CAD
Retailer 11$1,880 CAD
Retailer 10$2,126 CAD
Retailer 8$2,304 CAD
Retailer 5$2,775 CAD
Retailer 2$4,059 CAD
Brilliant Earth$4,409 CAD

10 data points across 16 retailers

14 retailers$634 CAD to $4,409 CAD

Retailer 1
-
$543 CAD
$388 USD
Price last confirmed 25 days ago
A
Retailer 2
-
$634 CAD
$453 USD
View
Final sale: no returns
Retailer 3
-
$701 CAD
$501 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$751 CAD
£423 GBP
View
Price last confirmed 24 days ago
A
Retailer 5
-
$946 CAD
€644 EUR
View
Retailer 6
-
$1,110 CAD
$793 USD
View
Price last confirmed 25 days ago
Retailer 7
-
$1,206 CAD
ZAR 13,921 ZAR
View
Price last confirmed 24 days ago
Retailer 8
-
$1,810 CAD
$1,293 USD
View
Price last confirmed 24 days ago
B+
Retailer 9
-
$1,880 CAD
SGD 1,815 SGD
View
B
Retailer 10
-
$2,126 CAD
$1,519 USD
View
Retailer 11
-
$2,304 CAD
$1,647 USD
View
Price last confirmed 25 days ago
Retailer 12
-
$2,775 CAD
£1,561 GBP
View
Price last confirmed 26 days ago
Retailer 13
-
$4,059 CAD
$2,900 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21641065A · Oct 29
$4,409 CAD
$3,150 USD
View
13 more retailers have this diamond
Prices start from $634 CADSave up to $3,775 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
1.40ct Radiant
$634 CAD