Seiko Cal. 3884 - 857

Seiko 3884-857

This Spring Drive model from 1968 features a 44mm PVD Black case. Powered by the 3884 caliber with 23j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-dd2165bc433a]

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
44mm
Case Thickness
9.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Green
Jewels
23j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1968

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