Seiko Cal. 4537 - 521

Seiko 4537-521

This Kinetic model from 1966 features a 45mm Titanium case. With its 19mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-909e3a8190f1]

Also known as: Baby Tuna

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
45mm
Case Thickness
14.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1966

Related Models

seikata-wm-909e3a8190f1