Seiko Cal. 6689 - 407

This Hand-Winding model from 1988 features a 37mm PVD Black case. With its 18mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-a89c041c947e]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1988

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