Seiko Cal. 5617 - 678

The Seiko 5617-678 represents an important milestone in Seiko's 1986 lineup. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-3bf49b004961]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1986

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