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Cushion|Lab Grown|IGI

1.18ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG836674520

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG836674520

Diamond specifications and retailer prices

From $719 CAD
$515 USD
As of October 30, 2026
Save $4,198 CAD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,917 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.18ct lab-grown cushion diamond

This 1.18ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836674520 or 836674520. Listed at 19 retailers as of October 29, 2026, with prices from $719 to $4,917, a $4,198 spread on the same certified stone. Do Amore Diamonds lists it at $4,917. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836674520
Dimensions6.64 × 6.50 × 3.99 mm
L/W Ratio1.02
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
6.64 mm6.50 mm1.18 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836674520
Side View
Table 55.0%Crown 36.1°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.4%

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 30
Current: $4,917 CAD|Low: $719 CAD|High: $4,917 CAD|Avg: $1,829 CAD
Do Amore Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 18$719 CAD
Retailer 8$866 CAD
Retailer 21$883 CAD
Retailer 13$907 CAD
Retailer 7$992 CAD
Retailer 14$1,094 CAD
Retailer 5$1,176 CAD
Retailer 17$1,289 CAD
Retailer 20$1,348 CAD
Retailer 16$1,463 CAD
Retailer 3$1,510 CAD
Retailer 9$1,951 CAD
Retailer 10$2,302 CAD
Retailer 15$2,459 CAD
Retailer 12$2,725 CAD
Retailer 6$2,808 CAD
Retailer 2$3,022 CAD
Retailer 4$3,410 CAD
Retailer 19$3,687 CAD
Retailer 11$3,828 CAD
Do Amore Diamonds$4,917 CAD

13 data points across 21 retailers

19 retailers$719 CAD to $4,917 CAD

A
Cheapest Retailer
-
$719 CAD
$515 USD
Final sale: no returns
A
Retailer 2
-
$866 CAD
$620 USD
View
A
Retailer 3
-
$883 CAD
$632 USD
View
A
Retailer 4
-
$907 CAD
£511 GBP
View
A
Retailer 5
-
$992 CAD
$710 USD
View
Retailer 6
-
$1,094 CAD
$783 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$1,176 CAD
$842 USD
View
A
Retailer 8
-
$1,213 CAD
$868 USD
View
B+
Retailer 9
-
$1,289 CAD
€879 EUR
View
B+
Retailer 10
-
$1,463 CAD
£825 GBP
View
B+
Retailer 11
-
$1,510 CAD
ZAR 17,459 ZAR
View
B+
Retailer 12
-
$1,951 CAD
$1,397 USD
View
B
Retailer 13
-
$2,302 CAD
$1,648 USD
View
B
Retailer 14
-
$2,459 CAD
View
B
Retailer 15
-
$2,808 CAD
$2,010 USD
View
B
Retailer 16
-
$3,022 CAD
$2,164 USD
View
B
Retailer 17
-
$3,410 CAD
$2,441 USD
View
B
Retailer 18
-
$3,687 CAD
£2,078 GBP
View
Most Expensive
B
Do Amore Diamonds
20-E101602 · Oct 29
$4,917 CAD
$3,520 USD
View
18 more retailers have this diamond
Prices start from $719 CADSave up to $4,198 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
1.18ct Cushion
$719 CAD