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

coins-stamps-10324 · Wikidata Q1516023

Rock Island

Catalogue record “Rock Island” assigned to “Coins & Stamps”. The name comes from the open Wikidata record Q1516023. Price, condition and auction timing are demonstration data.

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Catalogue record “Rock Island” assigned to “Coins & Stamps”. The name comes from the open Wikidata record Q1516023. 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 46,400
Demo estimatePLN 50,100–PLN 66,100

Time left 14 hr 36 min · Bids 39

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Object source

Wikidata Q1516023. 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

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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 46,400
Bids
39
Time left
14 h 36 min
Training only · saved on this device · no transaction

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