Seiko Cal. 7177 - 431

The Seiko 7177-431 represents an important milestone in Seiko's 1986 lineup. It features a Black dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-0de4f0fe6bc1]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1986

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