Sony TC-K690 Value & Price History
As of 2026-08-07, a working Sony TC-K690 is worth about $647 on the used market; professionally restored examples average $499, while parts/non-working units bring around $114. Values are trimmed medians of 16 current listings.
Current market value
$647
Typical range $350–$779.99 · 4 listings Low sample
Based on asking prices of current listings, updated 2026-08-07
Restored / serviced$499
Parts / not working$114
Key facts
- Produced: 1990–1993
- Category: cassette deck
Original MSRP: $900 (roughly $2,000 in today's dollars)
Current listings
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