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Round|Lab Grown|IGI

1.03ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG809647521

Shape and cutting style on the report: Round brilliant

Certificate IGI LG809647521

Diamond specifications and retailer prices

From $256 CAD
As of November 3, 2026
Save $1,533 CAD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,789 CAD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809647521 or 809647521. Listed at 21 retailers as of November 3, 2026, with prices from $256 to $1,789, a $1,533 spread on the same certified stone. Brilliant Earth lists it at $1,789. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809647521
Dimensions6.51 × 6.54 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.51 mm6.54 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809647521
Side View
Table 57.0%Crown 33.9°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
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: Nov 3
Current: $1,789 CAD|Low: $256 CAD|High: $2,585 CAD|Avg: $803 CAD|-30.8%
Brilliant Earth
Retailer 2
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Retailer 21
November 4, 2026
Retailer 5$256 CAD
Retailer 3$296 CAD
Retailer 9$317 CAD
Retailer 10$317 CAD
Retailer 11$426 CAD
Retailer 13$510 CAD
Retailer 15$539 CAD
Retailer 17$546 CAD
Retailer 2$565 CAD
Retailer 4$655 CAD
Retailer 19$734 CAD
Retailer 20$753 CAD
Retailer 7$756 CAD
Retailer 16$771 CAD
Retailer 12$866 CAD
Retailer 21$1,009 CAD
Retailer 6$1,019 CAD
Retailer 8$1,093 CAD
Retailer 14$1,265 CAD
Retailer 18$1,480 CAD
Brilliant Earth$1,789 CAD

34 data points across 21 retailers

21 retailers$256 CAD to $1,789 CAD

A
Cheapest Retailer
-
$256 CAD
A
Retailer 2
-
$296 CAD
View
A
Retailer 3
-
$317 CAD
View
Retailer 4
-
$317 CAD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$426 CAD
View
A
Retailer 6
-
$510 CAD
View
A
Retailer 7
-
$539 CAD
View
A
Retailer 8
-
$546 CAD
View
A
Retailer 9
-
$565 CAD
View
B+
Retailer 10
-
$655 CAD
View
B+
Retailer 11
-
$734 CAD
View
B+
Retailer 12
-
$753 CAD
View
B+
Retailer 13
-
$756 CAD
View
B+
Retailer 14
-
$771 CAD
View
B+
Retailer 15
-
$866 CAD
View
B+
Retailer 16
-
$1,009 CAD
View
B+
Retailer 17
-
$1,019 CAD
View
B
Retailer 18
-
$1,093 CAD
View
Retailer 19
-
$1,265 CAD
View
Price last confirmed 28 days ago
B
Retailer 20
-
$1,480 CAD
View
Most Expensive
B
Brilliant Earth
20254937A · Nov 3
$1,789 CAD
$1,280 USD
View
20 more retailers have this diamond
Prices start from $256 CADSave up to $1,533 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
1.03ct Round
$256 CAD