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Cushion|Natural|GIA

1.56ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 3545803497

Certificate GIA 3545803497

Diamond specifications and retailer prices

From $3,649 CAD
$2,612 USD
As of October 31, 2026
Save $4,746 CAD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,395 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.56ct natural cushion diamond

This 1.56ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545803497. Listed at 17 retailers as of October 31, 2026, with prices from $3,649 to $8,395, a $4,746 spread on the same certified stone. MOH London lists it at $8,395. 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

1.56
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle36.1°
OriginNatural
Grading LabGIA
CertificateGIA 3545803497
Dimensions6.72 × 6.52 × 4.45 mm
L/W Ratio1.03
Top View
6.72 mm6.52 mm1.56 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545803497
Side View
Table 61.0%Crown 38.9°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 68.2%

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 31
Current: $8,395 CAD|Low: $3,619 CAD|High: $8,441 CAD|Avg: $5,032 CAD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 6$3,649 CAD
Retailer 10$3,809 CAD
Retailer 11$4,033 CAD
Retailer 3$4,192 CAD
Retailer 5$4,198 CAD
Retailer 15$4,543 CAD
Retailer 12$4,791 CAD
Retailer 14$4,791 CAD
Retailer 8$4,903 CAD
Retailer 13$4,959 CAD
Retailer 9$5,247 CAD
Retailer 7$5,334 CAD
Retailer 16$5,688 CAD
Retailer 2$5,877 CAD
Retailer 4$5,959 CAD
MOH London$8,395 CAD

35 data points across 16 retailers

17 retailers$3,649 CAD to $8,395 CAD

A
Cheapest Retailer
-
$3,649 CAD
$2,612 USD
A
Retailer 2
-
$3,809 CAD
HK$21,300 HKD
View
A
Retailer 3
-
$4,033 CAD
$2,887 USD
View
A
Retailer 4
-
$4,188 CAD
A$4,613 AUD
View
A
Retailer 5
-
$4,192 CAD
$3,001 USD
View
A
Retailer 6
-
$4,198 CAD
$3,005 USD
View
Final sale: no returns
A
Retailer 7
-
$4,543 CAD
$3,252 USD
View
A
Retailer 8
-
$4,791 CAD
$3,430 USD
View
A
Retailer 9
-
$4,791 CAD
$3,430 USD
View
Retailer 10
-
$4,903 CAD
$3,510 USD
View
Price last confirmed 31 days ago
A
Retailer 11
-
$4,959 CAD
$3,550 USD
View
A
Retailer 12
-
$5,247 CAD
£2,957 GBP
View
Retailer 13
-
$5,334 CAD
A$5,874 AUD
View
Price last confirmed 24 days ago
Retailer 14
-
$5,688 CAD
$4,072 USD
View
Price last confirmed 10 days ago
A
Retailer 15
-
$5,877 CAD
€4,007 EUR
View
A
Retailer 16
-
$5,959 CAD
$4,266 USD
View
Most Expensive
B+
MOH London
A69B50BB8 · Nov 1
$8,395 CAD
£4,732 GBP
View
16 more retailers have this diamond
Prices start from $3,649 CADSave up to $4,746 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
1.56ct Cushion
$3,649 CAD