Seiko Cal. 3855 - 112

The Seiko 3855-112 represents an important milestone in Seiko's 1977 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-68a4c220b488]

Also known as: Sumo, Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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