Seiko Cal. 5635 - 917

The 5635-917 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-a8cae6eddb3e]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1978

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