Seiko Cal. 7171 - 525

The 7171-525 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-884ae835c05d]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1984

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