Seiko Cal. 5610 - 442

This Hand-Winding model from 1976 features a 34mm Stainless Steel case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-188d8e9d55b1]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1976

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