Seiko Cal. 5220 - 381

The Seiko 5220-381 represents an important milestone in Seiko's 1975 lineup. Powered by the 5220 caliber with 28j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-ff1ad238057f]

Also known as: Shogun, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1975

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