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Cushion|Natural|GIA

1.00ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 3345443697

Certificate GIA 3345443697

Diamond specifications and retailer prices

From $2,668 CAD
As of November 6, 2026
Save $3,123 CAD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,791 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3345443697. Listed at 14 retailers as of November 2, 2026, with prices from $2,668 to $5,791, a $3,123 spread on the same certified stone. MOH London lists it at $5,791. 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

1.00
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3345443697
Dimensions5.79 × 5.74 × 3.92 mm
L/W Ratio1.01
Top View
5.79 mm5.74 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3345443697
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.2%

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: $5,791 CAD|Low: $2,658 CAD|High: $5,861 CAD|Avg: $3,583 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$2,658 CAD
Retailer 8$2,668 CAD
Retailer 6$2,995 CAD
Retailer 9$3,024 CAD
Retailer 7$3,282 CAD
Retailer 3$3,592 CAD
Retailer 4$4,034 CAD
Retailer 2$4,106 CAD
MOH London$5,791 CAD

45 data points across 9 retailers

14 retailers$2,668 CAD to $5,791 CAD

Retailer 1
-
$2,658 CAD
Price last confirmed 9 days ago
B+
Retailer 2
-
$2,668 CAD
View
B+
Retailer 3
-
$2,692 CAD
View
B+
Retailer 4
-
$2,705 CAD
View
B+
Retailer 5
-
$2,819 CAD
View
B+
Retailer 6
-
$2,889 CAD
View
Retailer 7
-
$2,995 CAD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$3,024 CAD
View
B
Retailer 9
-
$3,241 CAD
View
B
Retailer 10
-
$3,282 CAD
View
B
Retailer 11
-
$3,592 CAD
View
B
Retailer 12
-
$4,034 CAD
View
B
Retailer 13
-
$4,106 CAD
View
Most Expensive
B
MOH London
55F84CC4A · Nov 2
$5,791 CAD
£3,242 GBP
View
13 more retailers have this diamond
Prices start from $2,668 CADSave up to $3,123 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+
1.00ct Cushion
$2,668 CAD