Seiko Cal. 5693 - 675

This Hand-Winding model from 1968 features a 35mm Two-Tone case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-c9fbd5cdee66]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1968

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