Seiko Cal. 4428 - 861

This Hand-Winding model from 1974 features a 39mm Stainless Steel case. It features a White dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-3735b9007154]

Also known as: Sea Horse, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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