Seiko Cal. 7146 - 555

The Seiko 7146-555 represents an important milestone in Seiko's 1972 lineup. Powered by the 7146 caliber with 28j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-41be00efb39b]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1972

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