Seiko Cal. 6164 - 257

Seiko 6164-257

The Seiko 6164-257 represents an important milestone in Seiko's 1977 lineup. Powered by the 6164 caliber with 29j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-c895f8078e22]

Also known as: Tuna, Arnie

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
43mm
Case Thickness
10.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
80m
Dial Color
White
Jewels
29j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1977

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