Seiko Cal. 6390 - 816

The Seiko 6390-816 represents an important milestone in Seiko's 1987 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-ce91a07bcd24]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1987

Related Models

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