Seiko Cal. 5210 - 638

The Seiko 5210-638 represents an important milestone in Seiko's 1984 lineup. Powered by the 5210 caliber with 29j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-98071691cf97]

Also known as: World Timer, Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1984

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