Seiko Cal. 4551 - 609

This Solar model from 1991 features a 37mm Stainless Steel case. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-32b7a81b4cf9]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1991

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