Seiko Cal. 5667 - 421

The Seiko 5667-421 represents an important milestone in Seiko's 1986 lineup. Powered by the 5667 caliber with 36j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-05d82ec000c3]

Also known as: Rally, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1986

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