Seiko Cal. 6390 - 240

The Seiko 6390-240 represents an important milestone in Seiko's 1978 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-03a0c74270c5]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1978

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