Seiko Cal. 0721 - 544

This Hand-Winding model from 1977 features a 38mm Stainless Steel case. With its 20mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-c406ff7f2f94]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

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