Seiko Cal. 5680 - 909

This Quartz model from 1979 features a 41mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-03c10399c544]

Also known as: Monster, Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1979

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