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Cushion|Lab Grown|IGI

1.00ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG689562075

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689562075

Diamond specifications and retailer prices

From $514 CAD
$367 USD
As of October 28, 2026
Save $1,992 CAD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,505 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689562075 or 689562075. Listed at 16 retailers as of October 28, 2026, with prices from $514 to $2,505, a $1,992 spread on the same certified stone. Brilliant Earth lists it at $2,505. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562075
Dimensions6.87 × 5.33 × 3.55 mm
L/W Ratio1.29
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
6.87 mm5.33 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562075
Side View
Table 59.0%Crown 36.4°Girdle: MED-THKPavilion 35.6°Culet: NoneDepth 66.6%

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: Oct 28
Current: $2,505 CAD|Low: $480 CAD|High: $2,505 CAD|Avg: $1,239 CAD|+1.7%
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
October 29, 2026
Retailer 13$514 CAD
Retailer 3$539 CAD
Retailer 14$819 CAD
Retailer 15$826 CAD
Retailer 16$872 CAD
Retailer 5$876 CAD
Retailer 12$925 CAD
Retailer 2$959 CAD
Retailer 9$1,001 CAD
Retailer 11$1,361 CAD
Retailer 4$1,393 CAD
Retailer 7$1,796 CAD
Retailer 8$1,986 CAD
Retailer 6$2,163 CAD
Retailer 10$2,170 CAD
Brilliant Earth$2,505 CAD

39 data points across 16 retailers

16 retailers$514 CAD to $2,505 CAD

A
Cheapest Retailer
-
$514 CAD
$367 USD
Final sale: no returns
A
Retailer 2
-
$539 CAD
$385 USD
View
A
Retailer 3
-
$819 CAD
$585 USD
View
A
Retailer 4
-
$826 CAD
$590 USD
View
A
Retailer 5
-
$872 CAD
$623 USD
View
A
Retailer 6
-
$876 CAD
$626 USD
View
A
Retailer 7
-
$925 CAD
ZAR 10,680 ZAR
View
A
Retailer 8
-
$959 CAD
£539 GBP
View
A
Retailer 9
-
$1,001 CAD
€681 EUR
View
B+
Retailer 10
-
$1,361 CAD
A$1,496 AUD
View
B+
Retailer 11
-
$1,393 CAD
$995 USD
View
B+
Retailer 12
-
$1,796 CAD
$1,283 USD
View
B
Retailer 13
-
$2,027 CAD
$1,448 USD
View
B
Retailer 14
-
$2,163 CAD
$1,546 USD
View
B
Retailer 15
-
$2,170 CAD
£1,221 GBP
View
Most Expensive
B
Brilliant Earth
15714260A · Oct 29
$2,505 CAD
$1,790 USD
View
15 more retailers have this diamond
Prices start from $514 CADSave up to $1,992 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
1.00ct Cushion
$514 CAD