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Cushion|Natural|GIA

1.51ct M SI1 Cushion Natural Diamond

M/SI1 • GIA 7556422306

Certificate GIA 7556422306

Diamond specifications and retailer prices

From $3,757 CAD
As of November 6, 2026
Save $2,039 CAD (35%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,796 CAD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 7556422306. Listed at 7 retailers as of November 5, 2026, with prices from $3,757 to $5,796, a $2,039 spread on the same certified stone. Cape Diamonds lists it at $5,796. 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

1.51
Carat
M
Color
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7556422306
Dimensions7.92 × 5.63 × 3.62 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Pinpoint
Top View
7.92 mm5.63 mm1.51 ctM / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7556422306
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,796 CAD|Low: $3,757 CAD|High: $6,283 CAD|Avg: $4,966 CAD|-7.7%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$3,757 CAD
Retailer 5$4,586 CAD
Retailer 3$4,732 CAD
Retailer 7$4,789 CAD
Retailer 6$4,951 CAD
Retailer 4$5,528 CAD
Cape Diamonds$5,796 CAD

41 data points across 7 retailers

7 retailers$3,757 CAD to $5,796 CAD

B+
Cheapest Retailer
-
$3,757 CAD
B
Retailer 2
-
$4,586 CAD
View
B
Retailer 3
-
$4,732 CAD
View
Retailer 4
-
$4,789 CAD
View
Price last confirmed 9 days ago
B
Retailer 5
-
$4,951 CAD
View
B
Retailer 6
-
$5,528 CAD
View
Most Expensive
C
Cape Diamonds
cert_7556422306 · Nov 5
$5,796 CAD
ZAR 66,571 ZAR
View
6 more retailers have this diamond
Prices start from $3,757 CADSave up to $2,039 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.

B+
1.51ct Cushion
$3,757 CAD