Seiko Cal. 6381 - 616

The Seiko 6381-616 represents an important milestone in Seiko's 1986 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-95d1ebb58f7f]

Also known as: Bullhead, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1986

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