Seiko Cal. 6383 - 278

The Seiko 6383-278 represents an important milestone in Seiko's 1969 lineup. Powered by the 6383 caliber with 17j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-a2635c57ff77]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1969

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