Seiko Cal. 3855 - 432

The Seiko 3855-432 represents an important milestone in Seiko's 1980 lineup. Powered by the 3855 caliber with 27j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-50ffef86a990]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1980

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