Seiko Cal. 6699 - 100

This Hand-Winding model from 1965 features a 37mm PVD Black case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3a4ec528158a]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1965

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