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Cushion|Natural|GIA

1.03ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6542121619

Certificate GIA 6542121619

Diamond specifications and retailer prices

From €768 EUR
As of November 6, 2026
Save €337 EUR (31%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,105 EUR at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.03ct natural cushion diamond

This 1.03ct 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 6542121619. Listed at 7 retailers as of November 6, 2026, with prices from €768 to €1,105, a €337 spread on the same certified stone. GemTrove lists it at €1,105. 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

1.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542121619
Dimensions5.90 × 5.56 × 3.72 mm
L/W Ratio1.06
Top View
5.90 mm5.56 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542121619
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.9%

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: €1,105 EUR|Low: €708 EUR|High: €1,105 EUR|Avg: €903 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7€768 EUR
Retailer 4€774 EUR
Retailer 3€845 EUR
Retailer 2€868 EUR
Retailer 6€874 EUR
Retailer 5€951 EUR
GemTrove€1,105 EUR

41 data points across 7 retailers

7 retailers€768 EUR to €1,105 EUR

A
Cheapest Retailer
-
€768 EUR
A
Retailer 2
-
€774 EUR
View
Final sale: no returns
A
Retailer 3
-
€845 EUR
View
A
Retailer 4
-
€868 EUR
View
A
Retailer 5
-
€874 EUR
View
A
Retailer 6
-
€951 EUR
View
Most Expensive
B+
GemTrove
GT-N-00959388-98 · Nov 6
€1,105 EUR
A$1,898 AUD
View
6 more retailers have this diamond
Prices start from €768 EURSave up to €337 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
1.03ct Cushion
€768 EUR