Seiko Cal. 3819 - 186

Seiko 3819-186

This Automatic model from 1978 features a 40mm Two-Tone case. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-7a32726ca856]

Also known as: Monster, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
9.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Burgundy
Jewels
20j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1978

Related Models

seikata-wm-7a32726ca856