Seiko Cal. 6131 - 797

Seiko 6131-797

This Automatic model from 1975 features a 37mm PVD Black case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c3a147fa253d]

Also known as: UFO, Flighty

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1975

Related Models

seikata-wm-c3a147fa253d