Seiko Cal. 6347 - 421

The Seiko 6347-421 represents an important milestone in Seiko's 1975 lineup. Powered by the 6347 caliber with 33j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-2a1f9e4f792b]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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