Seiko Cal. 3894 - 521

The Seiko 3894-521 represents an important milestone in Seiko's 1982 lineup. Powered by the 3894 caliber with 17j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-c28c7bcdb404]

Also known as: Samurai, Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1982

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