Seiko Cal. 7181 - 142

This Hand-Winding model from 1966 features a 38mm Titanium case. Powered by the 7181 caliber with 28j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-41b383ce5688]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1966

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