Seiko Cal. 5680 - 686

The Seiko 5680-686 represents an important milestone in Seiko's 1971 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1d91414a5f60]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1971

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