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Cushion|Lab Grown|IGI

1.70ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG750524534

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG750524534

Diamond specifications and retailer prices

From $652 CAD
$466 USD
As of October 28, 2026
Save $5,548 CAD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,200 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.7ct lab-grown cushion diamond

This 1.7ct 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 LG750524534 or 750524534. Listed at 10 retailers as of October 28, 2026, with prices from $652 to $6,200, a $5,548 spread on the same certified stone. Brilliant Earth lists it at $6,200. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750524534
Dimensions8.67 × 5.81 × 3.97 mm
L/W Ratio1.49
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
8.67 mm5.81 mm1.70 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750524534
Side View
Table 57.0%Crown 34.5°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 68.3%

Caratlytics Score

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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: Oct 28
Current: $6,200 CAD|Low: $466 CAD|High: $6,396 CAD|Avg: $2,459 CAD|-3.1%
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
October 29, 2026
Retailer 15$652 CAD
Retailer 13$976 CAD
Retailer 12$978 CAD
Retailer 9$980 CAD
Retailer 2$1,560 CAD
Retailer 4$1,588 CAD
Retailer 11$1,611 CAD
Retailer 10$1,840 CAD
Retailer 7$2,353 CAD
Retailer 8$2,640 CAD
Retailer 5$2,880 CAD
Retailer 3$2,949 CAD
Retailer 6$3,380 CAD
Retailer 14$4,367 CAD
Brilliant Earth$6,200 CAD

22 data points across 15 retailers

10 retailers$652 CAD to $6,200 CAD

A
Cheapest Retailer
-
$652 CAD
$466 USD
Final sale: no returns
A
Retailer 2
-
$976 CAD
$697 USD
View
A
Retailer 3
-
$978 CAD
$699 USD
View
A
Retailer 4
-
$980 CAD
$700 USD
View
A
Retailer 5
-
$1,560 CAD
A$1,715 AUD
View
A
Retailer 6
-
$1,611 CAD
$1,151 USD
View
A
Retailer 7
-
$1,840 CAD
$1,315 USD
View
B+
Retailer 8
-
$2,640 CAD
£1,485 GBP
View
B
Retailer 9
-
$4,367 CAD
$3,120 USD
View
Most Expensive
B
Brilliant Earth
21406205Y · Oct 28
$6,200 CAD
$4,430 USD
View
9 more retailers have this diamond
Prices start from $652 CADSave up to $5,548 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
1.70ct Cushion
$652 CAD