Seiko Cal. 6658 - 446

The Seiko 6658-446 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-11f4144bfb47]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1972

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