Seiko Cal. 7157 - 891

Seiko 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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