Seiko Cal. 4586 - 366

This Spring Drive model from 1986 features a 40mm Titanium case. Powered by the 4586 caliber with 23j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-85ee23d05aa7]

Also known as: Navigator, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1986

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