Seiko Cal. 7183 - 155

Seiko 7183-155

This Automatic model from 1976 features a 45mm Two-Tone case. With its 21mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-42ddfe14b390]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
45mm
Case Thickness
11.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Navy
Jewels
19j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1976

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seikata-wm-42ddfe14b390