Seiko Cal. 4513 - 145

This Spring Drive model from 1973 features a 40mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-198da83e4fef]

Also known as: Turtle, Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1973

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