Seiko Cal. 3864 - 375

Seiko 3864-375

This Hand-Winding model from 1967 features a 38mm PVD Black case. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-99d25e6512bb]

Also known as: UFO, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
11.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1967

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