Seiko Cal. 3851 - 550

This Hand-Winding model from 1990 features a 36mm Two-Tone case. It features a White dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-aaeca8774da8]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1990

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