Seiko Cal. 3898 - 840

Seiko 3898-840

This Automatic model from 1971 features a 34mm Stainless Steel case. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-b52198b4b2cd]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
14.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Cream
Jewels
25j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1971

Related Models

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