Seiko Cal. 5645 - 623

Seiko 5645-623

This Quartz model from 1985 features a 41mm Titanium case. Powered by the 5645 caliber with 31j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-78b21f800fc0]

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
41mm
Case Thickness
13.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1985

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