Seiko Cal. 3861 - 453

Seiko 3861-453

This Automatic model from 1966 features a 37mm PVD Black case. With its 22mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-9d34a53109a5]

Also known as: Sumo, Sportsmatic

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
10.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Silver
Jewels
35j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1966

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seikata-wm-9d34a53109a5