Seiko Cal. 7181 - 105

The Seiko 7181-105 represents an important milestone in Seiko's 1965 lineup. Powered by the 7181 caliber with 27j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-9a9439647053]

Also known as: Monster, Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1965

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