Seiko Cal. 6387 - 145

The Seiko 6387-145 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-24e4ea8593ad]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1968

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