Seiko Cal. 4540 - 488

Seiko 4540-488

This Hand-Winding model from 1975 features a 38mm Titanium case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-ef9b03771fdf]

Also known as: Bullhead

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
38mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
20j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1975

Related Models

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