Proton 303
Average price
$36
Market sales
4
Price trend
Insufficient trend data
$25Avg $36$50
Typical range $30 – $50 · middle 50% of transactions
Based on 4 market transactions via web search — not HiFi Registry sales. HiFi Registry sales will accumulate as new listings sell on HiFi Registry.
Sold or Listed Prices
4 market transactions via web search — not HiFi Registry sales.
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