Seiko Cal. 5288 - 311

This Spring Drive model from 1975 features a 46mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-a2dcbed26b4e]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1975

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