Seiko Cal. 6390 - 925

The Seiko 6390-925 represents an important milestone in Seiko's 1988 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-71c78ff43909]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1988

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