Seiko Cal. 6370 - 837

This Hand-Winding model from 1973 features a 45mm Titanium case. With its 21mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-d72c118c9971]

Also known as: Sumo, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1973

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