Seiko Cal. 7148 - 438

The Seiko 7148-438 represents an important milestone in Seiko's 1971 lineup. Powered by the 7148 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-84161b912709]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1971

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