Seiko Cal. 6347 - 757

The Seiko 6347-757 represents an important milestone in Seiko's 1986 lineup. Powered by the 6347 caliber with 24j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-95ea4b9158b1]

Also known as: Tuna, Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1986

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