Seiko Cal. 6645 - 257

Seiko 6645-257

This Hand-Winding model from 1974 features a 46mm PVD Black case. With its 20mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-09c694797bc1]

Also known as: Turtle

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
46mm
Case Thickness
13.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1974

Related Models

seikata-wm-09c694797bc1