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Cushion|Natural|GIA

0.51ct K VS1 Cushion Natural Diamond

EX • K/VS1 • GIA 6525853395

Certificate GIA 6525853395

Diamond specifications and retailer prices

From €275 EUR
As of November 6, 2026
Save €341 EUR (55%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €616 EUR at 77 Diamonds · As of November 4, 2026
View at 77 Diamonds

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6525853395. Listed at 3 retailers as of November 4, 2026, with prices from €275 to €616, a €341 spread on the same certified stone. 77 Diamonds lists it at €616. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
K
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6525853395
Dimensions4.76 × 4.65 × 3.02 mm
L/W Ratio1.02
Top View
4.76 mm4.65 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6525853395
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.9%

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: €616 EUR|Low: €275 EUR|High: €644 EUR|Avg: €541 EUR|+4.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 3€275 EUR
Retailer 2€472 EUR
Retailer 5€599 EUR
77 Diamonds€616 EUR
Retailer 6€617 EUR
Retailer 4€644 EUR

30 data points across 6 retailers

3 retailers€275 EUR to €616 EUR

A
Cheapest Retailer
-
€275 EUR
B+
Retailer 2
-
€472 EUR
View
Most Expensive
B
77 Diamonds
CUSEV7FA2HWPC · Nov 4
€616 EUR
£541 GBP
View
2 more retailers have this diamond
Prices start from €275 EURSave up to €341 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
0.51ct Cushion
€275 EUR