Seiko Cal. 3847 - 723

This Automatic model from 1976 features a 46mm Titanium case. With its 21mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-534a12124cc9]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1976

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