Seiko Cal. 7150 - 677

The Seiko 7150-677 represents an important milestone in Seiko's 1972 lineup. Powered by the 7150 caliber with 21j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-f2dbe270226f]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1972

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