Seiko Cal. 7188 - 733

This Spring Drive model from 1980 features a 46mm Gold-Plated case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7dd61fe2b796]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1980

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