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Cushion|Natural|GIA

1.00ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 6551213732

Certificate GIA 6551213732

Diamond specifications and retailer prices

From €662 EUR
As of November 6, 2026
Save €274 EUR (29%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €936 EUR 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 6551213732. Listed at 6 retailers as of November 6, 2026, with prices from €662 to €936, a €274 spread on the same certified stone. GemTrove lists it at €936. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551213732
Dimensions5.61 × 5.38 × 3.72 mm
L/W Ratio1.04
Top View
5.61 mm5.38 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551213732
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €936 EUR|Low: €597 EUR|High: €936 EUR|Avg: €764 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6€662 EUR
Retailer 5€671 EUR
Retailer 3€731 EUR
Retailer 4€757 EUR
Retailer 2€784 EUR
GemTrove€936 EUR

40 data points across 6 retailers

6 retailers€662 EUR to €936 EUR

A
Cheapest Retailer
-
€662 EUR
A
Retailer 2
-
€671 EUR
View
Final sale: no returns
A
Retailer 3
-
€731 EUR
View
A
Retailer 4
-
€757 EUR
View
A
Retailer 5
-
€784 EUR
View
Most Expensive
B+
GemTrove
GT-N-00979289-98 · Nov 6
€936 EUR
A$1,608 AUD
View
5 more retailers have this diamond
Prices start from €662 EURSave up to €274 EUR

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
€662 EUR