Seiko Cal. 5628 - 488

The Seiko 5628-488 represents an important milestone in Seiko's 1972 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-14bc6920d9e6]

Also known as: Sumo, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1972

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