Seiko Cal. 7141 - 166

The Seiko 7141-166 represents an important milestone in Seiko's 1969 lineup. Powered by the 7141 caliber with 18j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-c3b7512d108b]

Also known as: Sumo, Goldfeather

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1969

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