Seiko Cal. 5270 - 945

This Automatic model from 1978 features a 44mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-ed05b5995fad]

Also known as: Sumo, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1978

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