Seiko Cal. 6340 - 957

The Seiko 6340-957 represents an important milestone in Seiko's 1989 lineup. Powered by the 6340 caliber with 20j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-99729c800e0e]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1989

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