Seiko Cal. 4428 - 846

This Spring Drive model from 1986 features a 39mm Titanium case. With its 21mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-37cf22309c6f]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1986

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