Seiko Cal. 4470 - 336

This Spring Drive model from 1977 features a 43mm PVD Black case. It features a Burgundy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-2a989adf179a]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1977

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