Seiko Cal. 6391 - 927

Seiko 6391-927

This Automatic model from 1967 features a 35mm Titanium case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-b172350f22a1]

Also known as: Navigator, Golden Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
35mm
Case Thickness
15.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Silver
Jewels
30j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1967

Related Models

seikata-wm-b172350f22a1