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Cushion|Natural|GIA

1.00ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6555301762

Certificate GIA 6555301762

Diamond specifications and retailer prices

From $1,266 CAD
As of November 6, 2026
Save $442 CAD (26%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,708 CAD at GemTrove · As of November 6, 2026
View at GemTrove

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 6555301762. Listed at 7 retailers as of November 6, 2026, with prices from $1,266 to $1,708, a $442 spread on the same certified stone. GemTrove lists it at $1,708. 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 6555301762
Dimensions5.61 × 5.54 × 3.73 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud
Top View
5.61 mm5.54 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555301762
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,708 CAD|Low: $1,138 CAD|High: $1,729 CAD|Avg: $1,448 CAD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$1,266 CAD
Retailer 6$1,274 CAD
Retailer 3$1,348 CAD
Retailer 2$1,431 CAD
Retailer 5$1,439 CAD
Retailer 4$1,564 CAD
GemTrove$1,708 CAD

41 data points across 7 retailers

7 retailers$1,266 CAD to $1,708 CAD

A
Cheapest Retailer
-
$1,266 CAD
A
Retailer 2
-
$1,274 CAD
View
Final sale: no returns
A
Retailer 3
-
$1,348 CAD
View
A
Retailer 4
-
$1,431 CAD
View
A
Retailer 5
-
$1,439 CAD
View
A
Retailer 6
-
$1,564 CAD
View
Most Expensive
B+
GemTrove
GT-N-00979305-98 · Nov 6
$1,708 CAD
A$1,868 AUD
View
6 more retailers have this diamond
Prices start from $1,266 CADSave up to $442 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
1.00ct Cushion
$1,266 CAD