Seiko Cal. 5621 - 533

Released in 1997, the Cal. 5621 with design code 533 was part of Seiko's domestic market collection. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-efd2361ccf03]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1997

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