Seiko Cal. 4472 - 657

Seiko 4472-657

This Spring Drive model from 1973 features a 36mm Stainless Steel case. Powered by the 4472 caliber with 35j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-4b2210f0508f]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Silver
Jewels
35j
Frequency
36,000 bph
Power Reserve
45 hours
Year
1973

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