Seiko Cal. 3878 - 659

Seiko 3878-659

This Solar model from 1970 features a 36mm Titanium case. Powered by the 3878 caliber with 17j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-500b7367864c]

Also known as: Monster

Specifications

Movement
Solar
Case Material
Titanium
Case Width
36mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
17j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1970

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seikata-wm-500b7367864c