Seiko Cal. 7153 - 640

Seiko 7153-640

The Seiko 7153-640 represents an important milestone in Seiko's 1978 lineup. Powered by the 7153 caliber with 36j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-32ed1cef3546]

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
46mm
Case Thickness
10.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Green
Jewels
36j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1978

Related Models

seikata-wm-32ed1cef3546