Seiko Cal. 5257 - 970

This Spring Drive model from 1975 features a 46mm Two-Tone case. It features a Navy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-7a83ec55082f]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1975

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