Seiko Cal. 6391 - 355

Seiko 6391-355

This Quartz model from 1968 features a 43mm PVD Black case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-480cd11d5468]

Also known as: Shogun, Helmet

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
43mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Green
Jewels
33j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1968

Related Models

seikata-wm-480cd11d5468