Seiko Cal. 5686 - 727

This Hand-Winding model from 1970 features a 34mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-8b6039190d6e]

Also known as: Navigator, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1970

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