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Cushion|Lab Grown|IGI

1.29ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG778662768

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778662768

Diamond specifications and retailer prices

From $380 CAD
£214 GBP
As of October 30, 2026
Save $1,042 CAD (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,422 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778662768 or 778662768. Listed at 5 retailers as of October 29, 2026, with prices from $380 to $1,422, a $1,042 spread on the same certified stone. MOH London lists it at $1,422. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778662768
Dimensions7.54 × 5.31 × 3.49 mm
L/W Ratio1.42
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
7.54 mm5.31 mm1.29 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778662768
Side View
Table 71.0%Crown 35°Girdle: MED-THKPavilion 30.7°Culet: NoneDepth 65.7%

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 30
Current: $1,422 CAD|Low: $227 CAD|High: $1,686 CAD|Avg: $819 CAD|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8$227 CAD
Retailer 2$380 CAD
Retailer 5$537 CAD
Retailer 7$568 CAD
Retailer 9$622 CAD
Retailer 6$655 CAD
Retailer 4$738 CAD
Retailer 10$910 CAD
Retailer 11$1,166 CAD
MOH London$1,422 CAD
Retailer 3$1,686 CAD

34 data points across 11 retailers

5 retailers$380 CAD to $1,422 CAD

A
Cheapest Retailer
-
$380 CAD
£214 GBP
B+
Retailer 2
-
$537 CAD
$384 USD
View
A
Retailer 3
-
$655 CAD
$468 USD
View
A
Retailer 4
-
$738 CAD
A$811 AUD
View
Most Expensive
B
MOH London
LG778662768 · Oct 29
$1,422 CAD
£800 GBP
View
4 more retailers have this diamond
Prices start from $380 CADSave up to $1,042 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
1.29ct Cushion
$380 CAD