Seiko Cal. 6340 - 379

The Seiko 6340-379 represents an important milestone in Seiko's 1981 lineup. Powered by the 6340 caliber with 17j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-6395979e758b]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1981

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