Seiko · Prospex · Frontalansicht Zifferblatt laufender Sekundenzeiger Seiko Prospex SNJ025-P1 2020 — VSchagow · CC BY-SA 4.0

Seiko Prospex

21407178

Seiko Prospex Men's Speedtimer Chronograph Solar SSC941P

Diameter: unknown
Movement: Solar
Case: Stainless steel
Produced: unknown

Specifications

Value · source

Production start year: unknown; no source
Production end year: unknown; no source
Status: unknown; no source
Retail price: unknown; no source
Case material: stainless steel; Manufacturer 95% source
Diameter (mm): unknown; no source
Movement type: Solar; Manufacturer 95% source

Fit & dimensions

Value · source

Lug to lug (mm): unknown; no source
Case thickness (mm): unknown; no source
Lug width (mm): unknown; no source
Water resistance (m): 100; Manufacturer 95% source
Crystal material: Sapphire; Manufacturer 95% source
Caseback: unknown; no source

Photos

Freely licensed photos from Wikimedia Commons, credited to their authors. These show the Prospex family — they may show a different reference.

Seiko · Prospex · Frontalansicht Zifferblatt laufender Sekundenzeiger Seiko Prospex SNJ025-P1 2020 — VSchagow · CC BY-SA 4.0 · Wikimedia Commons

Seiko · Prospex · Seiko Prospex 2026-08-07 Philippines — P1898 · CC BY-SA 4.0 · Wikimedia Commons

Seiko · Prospex · Seiko Prospex Alpinist01bs — 663highland · CC BY-SA 4.0 · Wikimedia Commons

Frequently asked questions

What movement does the Seiko 21407178 use?

The Seiko 21407178 uses a solar movement (source: manufacturer).

What is the Seiko 21407178 case made of?

The Seiko 21407178 has a stainless steel case (source: manufacturer).