CaratHunter
Plans
Cushion|Lab Grown|IGI

1.50ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG798603812

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG798603812

Diamond specifications and retailer prices

From $679 CAD
$486 USD
As of October 30, 2026
Save $3,206 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,885 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798603812 or 798603812. Listed at 19 retailers as of October 27, 2026, with prices from $679 to $3,885, a $3,206 spread on the same certified stone. Queensmith lists it at $3,885. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798603812
Dimensions7.70 × 6.02 × 3.86 mm
L/W Ratio1.28
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
7.70 mm6.02 mm1.50 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798603812
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 64.1%

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: Oct 30
Current: $2,137 CAD|Low: $679 CAD|High: $4,233 CAD|Avg: $1,867 CAD|+0.5%
Retailer 1
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
October 30, 2026
Retailer 9$679 CAD
Retailer 7$753 CAD
Retailer 8$1,009 CAD
Retailer 15$1,013 CAD
Retailer 13$1,154 CAD
Retailer 2$1,190 CAD
Retailer 11$1,242 CAD
Retailer 14$1,293 CAD
Retailer 4$1,468 CAD
Retailer 12$1,752 CAD
Retailer 17$1,819 CAD
Retailer 1$2,137 CAD
Retailer 6$2,464 CAD
Retailer 3$2,713 CAD
Retailer 16$2,768 CAD
Retailer 5$2,816 CAD
Retailer 10$3,380 CAD

38 data points across 17 retailers

19 retailers$679 CAD to $3,885 CAD

A
Cheapest Retailer
-
$679 CAD
$486 USD
Final sale: no returns
A
Retailer 2
-
$753 CAD
$539 USD
View
A
Retailer 3
-
$1,009 CAD
$722 USD
View
A
Retailer 4
-
$1,013 CAD
$725 USD
View
A
Retailer 5
-
$1,154 CAD
€787 EUR
View
A
Retailer 6
-
$1,190 CAD
$852 USD
View
A
Retailer 7
-
$1,242 CAD
£700 GBP
View
A
Retailer 8
-
$1,293 CAD
ZAR 14,958 ZAR
View
A
Retailer 9
-
$1,468 CAD
$1,051 USD
View
A
Retailer 10
-
$1,752 CAD
A$1,930 AUD
View
A
Retailer 11
-
$1,819 CAD
$1,302 USD
View
B+
Retailer 12
-
$2,137 CAD
A$2,354 AUD
View
B+
Retailer 13
-
$2,347 CAD
$1,680 USD
View
B+
Retailer 14
-
$2,464 CAD
$1,764 USD
View
B+
Retailer 15
-
$2,713 CAD
$1,942 USD
View
B+
Retailer 16
-
$2,768 CAD
£1,560 GBP
View
B+
Retailer 17
-
$2,816 CAD
$2,016 USD
View
B
Retailer 18
-
$3,380 CAD
$2,420 USD
View
Most Expensive
B
Queensmith
LG798603812 · Oct 27
$3,885 CAD
£2,190 GBP
View
18 more retailers have this diamond
Prices start from $679 CADSave up to $3,206 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
1.50ct Cushion
$679 CAD