Seiko Cal. 0721 - 604

This Solar model from 1990 features a 40mm Stainless Steel case. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-470e09bbf4e4]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1990

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