Seiko Cal. 6381 - 717

The 6381-717 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-87bf4a3d7b2c]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1990

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