Seiko Cal. 3871 - 551

Seiko 3871-551

This Automatic model from 1982 features a 39mm Stainless Steel case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-8eeb1b8d84cd]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
12.0mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Silver
Jewels
19j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1982

Related Models

seikata-wm-8eeb1b8d84cd