Seiko Cal. 3817 - 328

Seiko 3817-328

This Hand-Winding model from 1992 features a 44mm Titanium case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-b269748a4a1f]

Also known as: Sumo

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
11.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
32j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1992

Related Models

seikata-wm-b269748a4a1f