Seiko Cal. 3865 - 845

Seiko 3865-845

This Automatic model from 1967 features a 40mm Two-Tone case. With its 21mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-e39bf545c84e]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
120m
Dial Color
White
Jewels
26j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1967

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