Seiko Cal. 5635 - 404

The Seiko 5635-404 represents an important milestone in Seiko's 1983 lineup. Powered by the 5635 caliber with 23j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-a1938b6ceeab]

Also known as: Rally, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1983

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