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Cushion|Natural|GIA

1.00ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2546158471

Certificate GIA 2546158471

Diamond specifications and retailer prices

From $708 USD
As of November 6, 2026
Save $324 USD (31%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,032 USD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546158471. Listed at 6 retailers as of November 6, 2026, with prices from $708 to $1,032, a $324 spread on the same certified stone. GemTrove lists it at $1,032. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546158471
Dimensions5.53 × 5.39 × 3.75 mm
L/W Ratio1.03
Top View
5.53 mm5.39 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546158471
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.5%

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: $1,032 USD|Low: $661 USD|High: $1,032 USD|Avg: $835 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$708 USD
Retailer 5$718 USD
Retailer 3$783 USD
Retailer 4$811 USD
Retailer 2$834 USD
GemTrove$1,032 USD

41 data points across 6 retailers

6 retailers$708 USD to $1,032 USD

A
Cheapest Retailer
-
$708 USD
A
Retailer 2
-
$718 USD
View
Final sale: no returns
A
Retailer 3
-
$783 USD
View
A
Retailer 4
-
$811 USD
View
A
Retailer 5
-
$834 USD
View
Most Expensive
B+
GemTrove
GT-N-00979218-98 · Nov 6
$1,032 USD
A$1,588 AUD
View
5 more retailers have this diamond
Prices start from $708 USDSave up to $324 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
$708 USD