Seiko Cal. 4539 - 820

Seiko 4539-820

This Automatic model from 1978 features a 41mm Titanium case. With its 19mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-e53304fdd43a]

Also known as: World Timer

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
41mm
Case Thickness
12.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
70m
Dial Color
Cream
Jewels
32j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1978

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