Seiko Cal. 6657 - 316

Seiko 6657-316

This Kinetic model from 1975 features a 40mm Stainless Steel case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-82eeda07f52a]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Navy
Jewels
32j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1975

Related Models

seikata-wm-82eeda07f52a