Seiko Cal. 7188 - 452

The Seiko 7188-452 represents an important milestone in Seiko's 1969 lineup. Powered by the 7188 caliber with 31j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-ec9f8120c18e]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1969

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