Seiko Cal. 5632 - 778

The Seiko 5632-778 represents an important milestone in Seiko's 1978 lineup. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-58afa045e480]

Also known as: Sumo, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1978

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