Seiko Cal. 4478 - 135

Seiko 4478-135

This Automatic model from 1966 features a 44mm Stainless Steel case. Powered by the 4478 caliber with 31j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-3ff7b4a5d980]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
12.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Silver
Jewels
31j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1966

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seikata-wm-3ff7b4a5d980