Seiko Cal. 7148 - 897

This Quartz model from 1971 features a 41mm PVD Black case. Powered by the 7148 caliber with 31j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-88e57f3e943f]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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