Seiko 4R15 Diver – SRP043K2

From a picture on the catalog to the final product, the 4R15 diver is finally released. This is the first Seiko diver that uses the 4R15 movement. Like the 7Sxx movement, the 4R15 does not hack nor handwind but it has a power reserve of 50 hours according to its specification.

Let’s take a look at the watch….
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