Seiko Prospex SPB505 Market Price & Sold Comps
Sold median $750 · recent sales $649–$875 · 7 comps · updated 21 Sep 2026
- 30-day trend
- Thin data
- 90-day trend
- Up 4%
- Median Time To Sell
- 6.8 days
- Comp Window
- 180 days
Market report
This reference moves within about a week, with a median of 7 days to marked sold. Most asks on r/Watchexchange fall between $740 and $795, and listings later marked sold carried a median asking price of $750. The typical condition is excellent, while black dials dominate the mix. Model years seen in listings span 2025 to 2026. Asking prices cannot be compared between the last 30 days and prior 90 days because the recent sample is too small.
Comp Price Map
Recent sales ran $649–$875. 30-day trend: Thin data. 90-day trend: Up 4%.
Recent Same-Reference Signals
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Market context is based on public watch listings WatchSnipe has indexed. It is not an appraisal, guarantee, or escrow recommendation.
Generated 2026-09-21 14:23 UTC. Market data is refreshed as WatchSnipe indexes public listings.