Seiko Cal. 4427 - 609

This Spring Drive model from 1987 features a 34mm Two-Tone case. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-97425a9d0da4]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1987

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