Seiko Cal. 5687 - 121

Seiko 5687-121

The 5687-121 is a sought-after Solar piece from Seiko's golden era. Powered by the 5687 caliber with 34j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-6d2f63b0e209]

Also known as: Samurai, Emperor

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
40mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Burgundy
Jewels
34j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1982

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