Seiko Cal. 6686 - 636

Seiko 6686-636

This Automatic model from 1978 features a 37mm Stainless Steel case. Powered by the 6686 caliber with 23j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-91d66fb1ed1e]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
8.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
140m
Dial Color
Cream
Jewels
23j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1978

Related Models

seikata-wm-91d66fb1ed1e