Seiko Cal. 4442 - 546

This Hand-Winding model from 1970 features a 35mm PVD Black case. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-26f93e804c83]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1970

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