Seiko Cal. 5680 - 308

The Seiko 5680-308 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-f5419f12aaed]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1976

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