Seiko Cal. 7148 - 823

The Seiko 7148-823 represents an important milestone in Seiko's 1977 lineup. Powered by the 7148 caliber with 30j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-806264b08e50]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1977

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