Seiko Cal. 6364 - 626

The 6364-626 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6364 caliber with 18j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-ff843606e7b7]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1970

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