Seiko Cal. 5635 - 684

The Seiko 5635-684 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-44e24070ec13]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1975

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