Seiko Cal. 5698 - 664

Seiko 5698-664

This Automatic model from 1977 features a 44mm Hardlex-Coated Steel case. Powered by the 5698 caliber with 35j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-08aecfa42bfc]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Green
Jewels
35j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1977

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