Seiko Cal. 7171 - 721

This Solar model from 1975 features a 40mm Titanium case. Powered by the 7171 caliber with 31j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-9d45a6bbb2fe]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1975

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