Seiko Cal. 4478 - 102

The 4478-102 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-95c5b8342ce0]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1983

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