Seiko Cal. 7163 - 231

Seiko 7163-231

The Seiko 7163-231 represents an important milestone in Seiko's 1973 lineup. Powered by the 7163 caliber with 29j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-2c67577aa14f]

Also known as: Monster, Panda

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
14.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
60m
Dial Color
Green
Jewels
29j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1973

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