Seiko Cal. 6381 - 819

The Seiko 6381-819 represents an important milestone in Seiko's 1969 lineup. Powered by the 6381 caliber with 29j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-9903dcd548e0]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1969

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