Seiko Cal. 5646 - 312

Seiko 5646-312

This Quartz model from 1977 features a 36mm PVD Black case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-cbdb9840d582]

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.8mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Silver
Jewels
36j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1977

Related Models

seikata-wm-cbdb9840d582