Seiko Cal. 5242 - 910

This Spring Drive model from 1977 features a 44mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-60ba2f26e0a8]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1977

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