Seiko Cal. 5634 - 649

This Hand-Winding model from 1986 features a 42mm Stainless Steel case. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-e8be951d36fb]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1986

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