Seiko Cal. 6381 - 355

This Hand-Winding model from 1985 features a 34mm PVD Black case. With its 20mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-2e0ebf030b15]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1985

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