Seiko Cal. 7157 - 891

This Automatic model from 1983 features a 45mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-4698e734f88c]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1983

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