Which is cheaper, the Squale 1521 or the Seiko Prospex Sea Save the Ocean Special Edition?

At MSRP the Seiko Prospex Sea Save the Ocean Special Edition is the cheaper of the two at $625, against $1,265 for the Squale 1521 — a $640 gap before any retailer discounting.

Which is bigger, the Squale 1521 or the Seiko Prospex Sea Save the Ocean Special Edition?

The Seiko Prospex Sea Save the Ocean Special Edition wears larger at 45mm versus 42mm for the Squale 1521 — a 3mm difference across the dial.

Which has better water resistance, the Squale 1521 or the Seiko Prospex Sea Save the Ocean Special Edition?

The Squale 1521 is rated to 500m versus 200m for the Seiko Prospex Sea Save the Ocean Special Edition.

Which has a longer power reserve, the Squale 1521 or the Seiko Prospex Sea Save the Ocean Special Edition?

The Seiko Prospex Sea Save the Ocean Special Edition carries a 41-hour power reserve against 38 hours on the Squale 1521.

What movement does the Squale 1521 run compared to the Seiko Prospex Sea Save the Ocean Special Edition?

Both watches run automatic movements — the Squale 1521 uses the Sellita SW200-1 and the Seiko Prospex Sea Save the Ocean Special Edition uses the Seiko 4R36.

Squale 1521vsSeiko Prospex Sea Save the Ocean Special Edition

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Full specifications

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