Seiko Cal. 6344 - 855

This Spring Drive model from 1978 features a 42mm Titanium case. Powered by the 6344 caliber with 19j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-fcd67a01ab9a]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1978

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