Seiko Cal. 6390 - 289

The Seiko 6390-289 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-00eb7303059d]

Also known as: Silverwave, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1968

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