Seiko Cal. 4531 - 998

The Seiko 4531-998 represents an important milestone in Seiko's 1974 lineup. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-8dce0cc69b56]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1974

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