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Round|Lab Grown|IGI

1.03ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG642427138

Shape and cutting style on the report: Round brilliant

Certificate IGI LG642427138

Diamond specifications and retailer prices

From $254 CAD
As of November 3, 2026
Save $1,507 CAD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,761 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 LG642427138 or 642427138. Listed at 23 retailers as of November 3, 2026, with prices from $254 to $1,761, a $1,507 spread on the same certified stone. Brilliant Earth lists it at $1,761. 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°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642427138
Dimensions6.57 × 6.54 × 3.94 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.57 mm6.54 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642427138
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 41°Culet: NoneDepth 60.1%

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: Nov 3
Current: $1,761 CAD|Low: $211 CAD|High: $2,585 CAD|Avg: $867 CAD|-31.9%
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
Retailer 19
November 4, 2026
Retailer 7$254 CAD
Retailer 10$261 CAD
Retailer 3$284 CAD
Retailer 19$295 CAD
Retailer 9$313 CAD
Retailer 8$531 CAD
Retailer 16$544 CAD
Retailer 4$558 CAD
Retailer 13$562 CAD
Retailer 18$651 CAD
Retailer 17$655 CAD
Retailer 15$769 CAD
Retailer 11$840 CAD
Retailer 12$1,070 CAD
Retailer 6$1,089 CAD
Retailer 2$1,195 CAD
Retailer 14$1,474 CAD
Retailer 5$1,588 CAD
Brilliant Earth$1,761 CAD

31 data points across 19 retailers

23 retailers$254 CAD to $1,761 CAD

Retailer 1
-
$211 CAD
Price last confirmed 17 days ago
A
Retailer 2
-
$254 CAD
View
Retailer 3
-
$261 CAD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$284 CAD
View
Final sale: no returns
A
Retailer 5
-
$295 CAD
View
Retailer 6
-
$313 CAD
View
Price last confirmed 10 days ago
Retailer 7
-
$333 CAD
View
Price last confirmed 22 days ago
A
Retailer 8
-
$531 CAD
View
A
Retailer 9
-
$544 CAD
View
A
Retailer 10
-
$558 CAD
View
A
Retailer 11
-
$562 CAD
View
B+
Retailer 12
-
$651 CAD
View
B+
Retailer 13
-
$655 CAD
View
B+
Retailer 14
-
$769 CAD
View
B+
Retailer 15
-
$804 CAD
View
Retailer 16
-
$840 CAD
View
Price last confirmed 17 days ago
B
Retailer 17
-
$1,070 CAD
View
B
Retailer 18
-
$1,089 CAD
View
B
Retailer 19
-
$1,195 CAD
View
Retailer 20
-
$1,265 CAD
View
Price last confirmed 28 days ago
B
Retailer 21
-
$1,474 CAD
View
B
Retailer 22
-
$1,588 CAD
View
Most Expensive
B
Brilliant Earth
14081239A · Nov 3
$1,761 CAD
$1,260 USD
View
22 more retailers have this diamond
Prices start from $254 CADSave up to $1,507 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
$254 CAD