Seiko Cal. 3855 - 138

The Seiko 3855-138 represents an important milestone in Seiko's 1971 lineup. Powered by the 3855 caliber with 26j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-4dd35ab6097f]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1971

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