Seiko Cal. 4410 - 643

This Spring Drive model from 1979 features a 46mm PVD Black case. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-fe20e1d6fb8d]

Also known as: Samurai, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1979

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