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Radiant|Lab Grown|IGI

1.53ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG766619917

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

Certificate IGI LG766619917

Diamond specifications and retailer prices

From $366 CAD
$262 USD
As of October 30, 2026
Save $2,945 CAD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,311 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG766619917 or 766619917. Listed at 18 retailers as of October 30, 2026, with prices from $366 to $3,311, a $2,945 spread on the same certified stone. Brilliant Earth lists it at $3,311. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766619917
Dimensions8.13 × 5.57 × 3.84 mm
L/W Ratio1.46
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
8.13 mm5.57 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766619917
Side View
Table 63.0%Crown 45.5°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 68.9%

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: $3,311 CAD|Low: $363 CAD|High: $3,995 CAD|Avg: $1,413 CAD|-17.1%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 16$366 CAD
Retailer 17$409 CAD
Retailer 15$425 CAD
Retailer 12$517 CAD
Retailer 5$581 CAD
Retailer 3$631 CAD
Retailer 11$636 CAD
Retailer 2$816 CAD
Retailer 4$821 CAD
Retailer 14$1,164 CAD
Retailer 9$1,271 CAD
Retailer 6$1,499 CAD
Retailer 13$1,609 CAD
Retailer 10$1,742 CAD
Retailer 7$1,992 CAD
Retailer 8$3,003 CAD
Retailer 18$3,255 CAD
Brilliant Earth$3,311 CAD

33 data points across 18 retailers

18 retailers$366 CAD to $3,311 CAD

A
Cheapest Retailer
-
$366 CAD
$262 USD
A
Retailer 2
-
$409 CAD
$293 USD
View
Final sale: no returns
A
Retailer 3
-
$425 CAD
$304 USD
View
A
Retailer 4
-
$517 CAD
£291 GBP
View
A
Retailer 5
-
$581 CAD
$416 USD
View
B+
Retailer 6
-
$631 CAD
$452 USD
View
A
Retailer 7
-
$636 CAD
$455 USD
View
A
Retailer 8
-
$816 CAD
€556 EUR
View
A
Retailer 9
-
$821 CAD
$588 USD
View
A
Retailer 10
-
$1,164 CAD
A$1,282 AUD
View
A
Retailer 11
-
$1,271 CAD
$910 USD
View
A
Retailer 12
-
$1,499 CAD
$1,073 USD
View
B+
Retailer 13
-
$1,609 CAD
$1,152 USD
View
B+
Retailer 14
-
$1,742 CAD
$1,247 USD
View
B+
Retailer 15
-
$1,992 CAD
£1,123 GBP
View
Retailer 16
-
$3,003 CAD
$2,150 USD
View
Price last confirmed 12 days ago
B
Retailer 17
-
$3,255 CAD
$2,330 USD
View
Most Expensive
B
Brilliant Earth
21401129Y · Oct 30
$3,311 CAD
$2,370 USD
View
17 more retailers have this diamond
Prices start from $366 CADSave up to $2,945 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.

A
1.53ct Radiant
$366 CAD