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Cushion|Lab Grown|IGI

1.36ct D SI1 Cushion Lab Grown Diamond

VG • D/SI1

Diamond specifications and retailer prices

From $402 CAD
£227 GBP
As of October 30, 2026
Save $284 CAD (41%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $686 CAD at B2C Jewels · As of October 30, 2026
View at B2C Jewels

About this 1.36ct lab-grown cushion diamond

This 1.36ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI. Listed at 2 retailers as of October 30, 2026, with prices from $402 to $686, a $284 spread on the same certified stone. B2C Jewels lists it at $686. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.36
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.40 × 5.85 × 4.09 mm
L/W Ratio1.26
Top View
7.40 mm5.85 mm1.36 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $686 CAD|Low: $396 CAD|High: $686 CAD|Avg: $543 CAD|+2.5%
B2C Jewels
Retailer 2
October 30, 2026
Retailer 2$402 CAD
B2C Jewels$686 CAD

12 data points across 2 retailers

2 retailers$402 CAD to $686 CAD

A
Cheapest Retailer
-
$402 CAD
£227 GBP
Most Expensive
B+
B2C Jewels
36454123 · Oct 30
$686 CAD
$491 USD
View
1 more retailer has this diamond
Prices start from $402 CADSave up to $284 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
1.36ct Cushion
$402 CAD