Seiko Cal. 7181 - 953

The Seiko 7181-953 represents an important milestone in Seiko's 1965 lineup. Powered by the 7181 caliber with 25j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-790a34f3bb4b]

Also known as: UFO, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1965

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