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Prospex Sea collection · 33 watches
The market
The forum market
No forum listings tracked for this watch yet. Market+ adds the weekly trend.
Seiko on the secondhand market
+10.5%
2026 so far · +5.8% to +16.3% · 91 matched watches
In line with the index
Divers as a group: +6.5% · 339 matched watches
Year-by-year readings →The connection engine
The community take
Owners widely praise the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition for its attractive, well-made design and gorgeous dial, noting its jewel-toned teal color and rippling-water pattern. The bezel action is smooth with a muted sound, and the case and bracelet offer a more comfortable feel than previous iterations. However, multiple owners express disappointment with the accuracy of the 6R movement at its price point, with some noting theirs runs slow, and consider the price too high. The steep rehaut and marker size make the 24-hour numbers difficult to read, and some find the case design makes the watch feel top-heavy despite wearing smaller. Overall, owners rate the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition highly for its striking dial and refined case design, despite concerns regarding movement accuracy at its price.
On real wrists
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The paper trail
The discussion