Seiko Cal. 4570 - 121

This Spring Drive model from 1990 features a 40mm Two-Tone case. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-c583d8a2ecb0]

Also known as: Silverwave, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1990

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