Seiko Cal. 7161 - 181

The Seiko 7161-181 represents an important milestone in Seiko's 1988 lineup. Powered by the 7161 caliber with 25j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-fff55972847b]

Also known as: Helmet, Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1988

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