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Cushion|Lab Grown|IGI

1.63ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1

Diamond specifications and retailer prices

From $512 CAD
£288 GBP
As of October 27, 2026
1 retailer carries this diamond
Only listing: $512 CAD at Moon Ocean
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Moon Ocean

About this 1.63ct lab-grown cushion diamond

This 1.63ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at a single retailer as of October 27, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.63
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.90 × 6.77 × 0.00 mm
L/W Ratio1.02
Top View
6.90 mm6.77 mm1.63 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCuletDepth 66.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 27
Current: $512 CAD|Low: $510 CAD|High: $523 CAD|Avg: $518 CAD|-0.8%
October 27, 2026
Moon Ocean$512 CAD

30 data points across 1 retailer

1 retailer

B+
Moon Ocean
NVL-119BF3A22-351 · Oct 27
$512 CAD
£288 GBP
View

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.

B+
1.63ct Cushion
$512 CAD