Seiko Cal. 5663 - 897

Seiko 5663-897

This Spring Drive model from 1977 features a 40mm Gold-Plated case. Powered by the 5663 caliber with 28j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-7f84420b7d48]

Also known as: Monster, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
15.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
80m
Dial Color
Cream
Jewels
28j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1977

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seikata-wm-7f84420b7d48