Seiko Cal. 4447 - 898

Seiko 4447-898

This Spring Drive model from 1970 features a 40mm Titanium case. Powered by the 4447 caliber with 19j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-b6277a609004]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
11.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Cream
Jewels
19j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1970

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seikata-wm-b6277a609004