Seiko Cal. 6346 - 678

The Seiko 6346-678 represents an important milestone in Seiko's 1969 lineup. Powered by the 6346 caliber with 20j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-e74c139933c2]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1969

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