Seiko Cal. 4438 - 525

Seiko 4438-525

This Automatic model from 1965 features a 39mm Gold-Plated case. With its 19mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-60eca5168f2b]

Also known as: Monster, Baby Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
11.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Burgundy
Jewels
33j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1965

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