Seiko Cal. 4513 - 552

This Spring Drive model from 1987 features a 44mm Stainless Steel case. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-581f63b1b122]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1987

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