Seiko Cal. 6351 - 581

The Seiko 6351-581 represents an important milestone in Seiko's 1978 lineup. With its 18mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-25bd7c8a927f]

Also known as: Panda, Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1978

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