Seiko Cal. 4453 - 331

This Hand-Winding model from 1984 features a 45mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-f90d9107a6f2]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1984

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