Seiko Cal. 4478 - 441

This Spring Drive model from 1971 features a 40mm Gold-Plated case. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-9d13a13aa493]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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