Seiko Cal. 5680 - 678

The Seiko 5680-678 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-e7416bee55ff]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1981

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