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Radiant|Lab Grown|IGI

1.53ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG615383108

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

Certificate IGI LG615383108

Diamond specifications and retailer prices

From $328 CAD
As of November 1, 2026
Save $1,445 CAD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,772 CAD at Brilliant Earth · As of November 2, 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 F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG615383108 or 615383108. Listed at 16 retailers as of November 1, 2026, with prices from $328 to $1,772, a $1,445 spread on the same certified stone. Brilliant Earth lists it at $1,772. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615383108
Dimensions8.10 × 5.87 × 3.99 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.10 mm5.87 mm1.53 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615383108
Side View
Table 67.0%Crown 37.1°Girdle: MediumPavilion 38.9°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,772 CAD|Low: $271 CAD|High: $1,829 CAD|Avg: $811 CAD|-3.1%
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
November 2, 2026
Retailer 12$283 CAD
Retailer 5$328 CAD
Retailer 11$352 CAD
Retailer 14$352 CAD
Retailer 10$452 CAD
Retailer 9$602 CAD
Retailer 4$609 CAD
Retailer 7$643 CAD
Retailer 6$713 CAD
Retailer 2$951 CAD
Retailer 13$1,069 CAD
Retailer 3$1,128 CAD
Retailer 8$1,642 CAD
Brilliant Earth$1,772 CAD

41 data points across 14 retailers

16 retailers$328 CAD to $1,772 CAD

Retailer 1
-
$283 CAD
Price last confirmed 8 days ago
B+
Retailer 2
-
$328 CAD
View
B+
Retailer 3
-
$352 CAD
View
Retailer 4
-
$352 CAD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$602 CAD
View
B
Retailer 6
-
$609 CAD
View
B+
Retailer 7
-
$643 CAD
View
B+
Retailer 8
-
$665 CAD
View
B+
Retailer 9
-
$713 CAD
View
B+
Retailer 10
-
$938 CAD
View
B+
Retailer 11
-
$951 CAD
View
Retailer 12
-
$1,069 CAD
View
Price last confirmed 10 days ago
B
Retailer 13
-
$1,128 CAD
View
B
Retailer 14
-
$1,203 CAD
View
B
Retailer 15
-
$1,642 CAD
View
Most Expensive
B
Brilliant Earth
19001599A · Nov 2
$1,772 CAD
$1,260 USD
View
15 more retailers have this diamond
Prices start from $328 CADSave up to $1,445 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+
1.53ct Radiant
$328 CAD