Seiko Cal. 5680 - 590

Released in 1971, the Cal. 5680 with design code 590 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-fc42afc6307b]

Also known as: World Timer, Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1971

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