Seiko Cal. 4478 - 378

This Automatic model from 1966 features a 46mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-8763cf713c98]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1966

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