DEMO · ALL CASES AND RESULTS ARE SYNTHETIC
Próba Wartościauction intuition training
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Spike IslandSource image

banknotes-0769 · Wikidata Q7577196

Spike Island

Catalogue record “Spike Island” assigned to “Banknotes”. The name comes from the open Wikidata record Q7577196. Price, condition and auction timing are demonstration data.

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Catalogue record “Spike Island” assigned to “Banknotes”. The name comes from the open Wikidata record Q7577196. Price, condition and auction timing are demonstration data.

DEMO LOT

Prices and results are demonstrations. You practise decisions, not the market valuation of this object.

Current bidPLN 18,500
Demo estimatePLN 20,000–PLN 26,400

Time left 17 hr 21 min · Bids 22

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Object source

Wikidata Q7577196. Bidding simulation — Training only · saved on this device · no transaction.

The exercise below is a separate synthetic DEMO case.

MethodologySources and rights

Object source

Verified Wikidata fields

…

Bidding simulation

Practise the bidding decision

Set a private maximum first. The simulator will stop you before emotion pushes the bid above your plan.

Prices and results are demonstrations. You practise decisions, not the market valuation of this object.

Current bid
PLN 18,500
Bids
22
Time left
17 h 21 min
Training only · saved on this device · no transaction

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