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Round|Lab Grown|IGI

1.51ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG816610502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816610502

Diamond specifications and retailer prices

From $732 CAD
As of November 4, 2026
Save $4,062 CAD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,794 CAD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816610502 or 816610502. Listed at 23 retailers as of November 3, 2026, with prices from $732 to $4,794, a $4,062 spread on the same certified stone. Brilliant Earth lists it at $4,794. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816610502
Dimensions7.51 × 7.45 × 4.49 mm
L/W Ratio1.01
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
7.51 mm7.45 mm1.51 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816610502
Side View
Table 56.0%Crown 32.8°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 60.0%

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 4
Current: $4,794 CAD|Low: $720 CAD|High: $5,560 CAD|Avg: $2,097 CAD|-13.6%
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
November 4, 2026
Retailer 6$732 CAD
Retailer 12$1,010 CAD
Retailer 3$1,140 CAD
Retailer 16$1,237 CAD
Retailer 5$1,272 CAD
Retailer 11$1,327 CAD
Retailer 13$1,396 CAD
Retailer 15$1,863 CAD
Retailer 7$1,884 CAD
Retailer 2$2,278 CAD
Retailer 8$2,565 CAD
Retailer 9$2,724 CAD
Retailer 10$2,848 CAD
Retailer 4$2,858 CAD
Retailer 14$2,977 CAD
Brilliant Earth$4,794 CAD

36 data points across 16 retailers

23 retailers$732 CAD to $4,794 CAD

Retailer 1
-
$644 CAD
Price last confirmed 43 days ago
Retailer 2
-
$644 CAD
View
Price last confirmed 25 days ago
Retailer 3
-
$720 CAD
View
Price last confirmed 43 days ago
A
Retailer 4
-
$732 CAD
View
Final sale: no returns
Retailer 5
-
$787 CAD
View
Price last confirmed 41 days ago
Retailer 6
-
$798 CAD
View
Price last confirmed 33 days ago
Retailer 7
-
$798 CAD
View
Price last confirmed 23 days ago
A
Retailer 8
-
$1,010 CAD
View
A
Retailer 9
-
$1,140 CAD
View
B+
Retailer 10
-
$1,237 CAD
View
B+
Retailer 11
-
$1,272 CAD
View
B+
Retailer 12
-
$1,327 CAD
View
B+
Retailer 13
-
$1,396 CAD
View
B+
Retailer 14
-
$1,863 CAD
View
B
Retailer 15
-
$1,884 CAD
View
B+
Retailer 16
-
$2,278 CAD
View
Retailer 17
-
$2,565 CAD
View
Price last confirmed 28 days ago
Retailer 18
-
$2,565 CAD
View
Price last confirmed 44 days ago
B
Retailer 19
-
$2,724 CAD
View
B
Retailer 20
-
$2,848 CAD
View
B
Retailer 21
-
$2,858 CAD
View
B
Retailer 22
-
$2,977 CAD
View
Most Expensive
B
Brilliant Earth
21019166A · Nov 3
$4,794 CAD
$3,440 USD
View
22 more retailers have this diamond
Prices start from $732 CADSave up to $4,062 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
1.51ct Round
$732 CAD