Seiko Cal. 7188 - 153

The Seiko 7188-153 represents an important milestone in Seiko's 1971 lineup. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-db30303aba98]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

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