Seiko Cal. 5630 - 859

The Seiko 5630-859 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-f3b886658a59]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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