Seiko Cal. 6397 - 267

Released in 1966, the Cal. 6397 with design code 267 was part of Seiko's domestic market collection. Powered by the 6397 caliber with 31j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-f36b702166aa]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1966

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