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Cushion|Lab Grown|IGI

1.38ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800676790

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

Certificate IGI LG800676790

Diamond specifications and retailer prices

From $870 CAD
$623 USD
As of October 30, 2026
Save $3,865 CAD (82%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,735 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.38ct lab-grown cushion diamond

This 1.38ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800676790 or 800676790. Listed at 9 retailers as of October 30, 2026, with prices from $870 to $4,735, a $3,865 spread on the same certified stone. Do Amore Diamonds lists it at $4,735. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800676790
Dimensions6.64 × 6.45 × 4.19 mm
L/W Ratio1.03
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 mm6.45 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800676790
Side View
Table 63.0%Crown 35.2°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 65.0%

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: $4,735 CAD|Low: $469 CAD|High: $5,099 CAD|Avg: $2,021 CAD|-7.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10$657 CAD
Retailer 5$870 CAD
Retailer 2$978 CAD
Retailer 6$1,055 CAD
Retailer 9$1,130 CAD
Retailer 4$1,232 CAD
Retailer 7$2,688 CAD
Retailer 8$2,829 CAD
Retailer 3$3,297 CAD
Do Amore Diamonds$4,735 CAD

26 data points across 10 retailers

9 retailers$870 CAD to $4,735 CAD

A
Cheapest Retailer
-
$870 CAD
$623 USD
A
Retailer 2
-
$978 CAD
$700 USD
View
A
Retailer 3
-
$1,055 CAD
$755 USD
View
A
Retailer 4
-
$1,130 CAD
$809 USD
View
A
Retailer 5
-
$1,232 CAD
€840 EUR
View
B+
Retailer 6
-
$2,688 CAD
£1,515 GBP
View
Retailer 7
-
$2,829 CAD
$2,025 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$3,297 CAD
$2,360 USD
View
Most Expensive
B
Do Amore Diamonds
27-0D18732B5 · Oct 30
$4,735 CAD
$3,390 USD
View
8 more retailers have this diamond
Prices start from $870 CADSave up to $3,865 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
1.38ct Cushion
$870 CAD