Seiko Cal. 5646 - 509

Seiko 5646-509

This Hand-Winding model from 1981 features a 42mm Titanium case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-fe3d47db4216]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
42mm
Case Thickness
12.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Navy
Jewels
29j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1981

Related Models

seikata-wm-fe3d47db4216