CaratHunter
Plans
Cushion|Lab Grown|IGI

1.55ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG675561655

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG675561655

Diamond specifications and retailer prices

From $662 CAD
As of November 3, 2026
Save $1,972 CAD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,634 CAD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675561655 or 675561655. Listed at 16 retailers as of November 3, 2026, with prices from $662 to $2,634, a $1,972 spread on the same certified stone. Brilliant Earth lists it at $2,634. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675561655
Dimensions6.80 × 6.61 × 4.32 mm
L/W Ratio1.03
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
6.80 mm6.61 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675561655
Side View
Table 63.0%Crown 35°Girdle: MED-THKPavilion 38.2°Culet: NoneDepth 65.4%

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: $2,634 CAD|Low: $432 CAD|High: $2,773 CAD|Avg: $1,103 CAD|-5.0%
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$432 CAD
Retailer 3$507 CAD
Retailer 10$662 CAD
Retailer 5$723 CAD
Retailer 9$723 CAD
Retailer 8$746 CAD
Retailer 6$803 CAD
Retailer 7$822 CAD
Retailer 11$1,008 CAD
Retailer 2$1,134 CAD
Retailer 14$1,456 CAD
Retailer 4$1,701 CAD
Retailer 13$1,742 CAD
Brilliant Earth$2,634 CAD

41 data points across 14 retailers

16 retailers$662 CAD to $2,634 CAD

Retailer 1
-
$432 CAD
Price last confirmed 11 days ago
A
Retailer 2
-
$662 CAD
View
A
Retailer 3
-
$723 CAD
View
A
Retailer 4
-
$723 CAD
View
A
Retailer 5
-
$746 CAD
View
A
Retailer 6
-
$759 CAD
View
A
Retailer 7
-
$803 CAD
View
A
Retailer 8
-
$822 CAD
View
Retailer 9
-
$1,008 CAD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$1,134 CAD
View
B+
Retailer 11
-
$1,334 CAD
View
Retailer 12
-
$1,456 CAD
View
Price last confirmed 17 days ago
B+
Retailer 13
-
$1,462 CAD
View
B
Retailer 14
-
$1,701 CAD
View
B
Retailer 15
-
$1,742 CAD
View
Most Expensive
B
Brilliant Earth
14978783A · Nov 3
$2,634 CAD
$1,890 USD
View
15 more retailers have this diamond
Prices start from $662 CADSave up to $1,972 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
1.55ct Cushion
$662 CAD