Dive
by Seiko
Seiko Prospex Sea Save the Ocean Special Edition
Prospex Sea · Prospex Sea Save the Ocean Special Edition
- Case
- 43.8 mm
- Thickness
- 12.8 mm
- Lug width
- 22 mm
- Crystal
- Sapphire
- Market price
- $650
Updated 11 November 2026
About this watch
The Seiko Prospex Sea Save the Ocean Special Edition is a 43.8 mm watch from the Prospex Sea collection. Its stainless steel case is 12.8 mm thick and 48.7 mm from lug to lug, with 22 mm lugs. It is water resistant to 200 m. The crystal is sapphire.
The manufacturer’s list price is US$650.
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