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Cushion|Lab Grown|IGI

1.38ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG625480578

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

Certificate IGI LG625480578

Diamond specifications and retailer prices

From $605 CAD
As of November 3, 2026
Save $1,114 CAD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,718 CAD at MOH London · As of November 5, 2026
View at MOH London

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG625480578 or 625480578. Listed at 8 retailers as of November 3, 2026, with prices from $605 to $1,718, a $1,114 spread on the same certified stone. MOH London lists it at $1,718. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625480578
Dimensions6.59 × 6.51 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.59 mm6.51 mm1.38 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625480578
Side View
Table 60.0%Crown 34.8°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 64.2%

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: Nov 3
Current: $1,718 CAD|Low: $605 CAD|High: $1,743 CAD|Avg: $978 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 7$605 CAD
Retailer 5$662 CAD
Retailer 6$734 CAD
Retailer 3$741 CAD
Retailer 2$810 CAD
Retailer 4$941 CAD
Retailer 8$1,619 CAD
MOH London$1,718 CAD

42 data points across 8 retailers

8 retailers$605 CAD to $1,718 CAD

A
Cheapest Retailer
-
$605 CAD
A
Retailer 2
-
$662 CAD
View
A
Retailer 3
-
$734 CAD
View
A
Retailer 4
-
$741 CAD
View
B+
Retailer 5
-
$810 CAD
View
B+
Retailer 6
-
$941 CAD
View
B
Retailer 7
-
$1,619 CAD
View
Most Expensive
B
MOH London
LG625480578 · Nov 5
$1,718 CAD
£971 GBP
View
7 more retailers have this diamond
Prices start from $605 CADSave up to $1,114 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
$605 CAD