Seiko Cal. 5635 - 830

Released in 1983, the Cal. 5635 with design code 830 was part of Seiko's domestic market collection. Powered by the 5635 caliber with 26j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-ff5389ee6326]

Also known as: Tuna, Flighty

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1983

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