Seiko Cal. 3814 - 275

The Seiko 3814-275 represents an important milestone in Seiko's 1982 lineup. Powered by the 3814 caliber with 20j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-86b9255a542d]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1982

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