Seiko Cal. 7148 - 702

This Spring Drive model from 1979 features a 46mm Two-Tone case. Powered by the 7148 caliber with 21j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-c1cd0a003890]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1979

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