Seiko Cal. 7040 - 678

Seiko 7040-678

The Seiko 7040-678 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-b6c6e9749946]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
36mm
Case Thickness
8.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1972

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seikata-wm-b6c6e9749946