Seiko Cal. 5288 - 521

This Spring Drive model from 1999 features a 37mm Two-Tone case. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-22e6a74de791]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1999

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