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Cushion|Natural|GIA

1.00ct K IF Cushion Natural Diamond

EX • K/IF • GIA 6561413515

Certificate GIA 6561413515

Diamond specifications and retailer prices

From $891 USD
As of November 6, 2026
Save $939 USD (51%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,830 USD at MOH London · As of November 4, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561413515. Listed at 6 retailers as of November 4, 2026, with prices from $891 to $1,830, a $939 spread on the same certified stone. MOH London lists it at $1,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6561413515
Dimensions5.54 × 5.49 × 3.72 mm
L/W Ratio1.01
Top View
5.54 mm5.49 mm1.00 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6561413515
Side View
Table 62.0%CrownGirdlePavilionCuletDepth 67.7%

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: $1,830 USD|Low: $890 USD|High: $2,741 USD|Avg: $1,666 USD|-33.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$891 USD
Retailer 5$1,145 USD
Retailer 3$1,220 USD
Retailer 4$1,375 USD
Retailer 7$1,621 USD
MOH London$1,830 USD
Retailer 6$2,031 USD

26 data points across 7 retailers

6 retailers$891 USD to $1,830 USD

A
Cheapest Retailer
-
$891 USD
A
Retailer 2
-
$1,145 USD
View
A
Retailer 3
-
$1,220 USD
View
B+
Retailer 4
-
$1,375 USD
View
Retailer 5
-
$1,621 USD
View
Price last confirmed 19 days ago
Most Expensive
B+
MOH London
E48DFB978 · Nov 4
$1,830 USD
£1,441 GBP
View
5 more retailers have this diamond
Prices start from $891 USDSave up to $939 USD

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
$891 USD