Seiko Cal. 4535 - 185

This Spring Drive model from 1974 features a 38mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-a9742e99f8c9]

Also known as: World Timer, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1974

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