Seiko Cal. 3821 - 870

This Kinetic model from 1978 features a 40mm Stainless Steel case. Powered by the 3821 caliber with 26j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-16f0e5e187b8]

Also known as: Bellmatic, Navigator

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1978

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