Seiko Cal. 3860 - 431

Seiko 3860-431

This Automatic model from 1994 features a 42mm Two-Tone case. With its 20mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-4e82fe16b91d]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
42mm
Case Thickness
8.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Green
Jewels
33j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1994

Related Models

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