Seiko Cal. 7188 - 412

The Seiko 7188-412 represents an important milestone in Seiko's 1972 lineup. Powered by the 7188 caliber with 30j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-6de91d35ce31]

Also known as: Silverwave, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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