Seiko Cal. 6617 - 578

The Seiko 6617-578 represents an important milestone in Seiko's 1979 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-083db27bd010]

Also known as: Goldfeather, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1979

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