Seiko Cal. 5620 - 571

This Spring Drive model from 1998 features a 37mm Two-Tone case. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-5440a60f6e62]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1998

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