Seiko Cal. 7140 - 527

This Spring Drive model from 1969 features a 34mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-7dfaaf38f798]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1969

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