Seiko Cal. 6657 - 302

Seiko 6657-302

This Automatic model from 1978 features a 43mm PVD Black case. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-a16f89fc4a47]

Also known as: Helmet, UFO

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
43mm
Case Thickness
14.3mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
Black
Jewels
24j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1978

Related Models

seikata-wm-a16f89fc4a47