Seiko Cal. 6337 - 391

Seiko 6337-391

The 6337-391 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-77d2d01e1977]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
15.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1976

Related Models

seikata-wm-77d2d01e1977