Seiko Cal. 7148 - 977

The 7148-977 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7148 caliber with 18j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-ec49091ddd49]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1976

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