Seiko Cal. 3857 - 707

This Hand-Winding model from 1980 features a 46mm Hardlex-Coated Steel case. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-cb1020f4be26]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1980

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