Seiko Cal. 5647 - 655

This Hand-Winding model from 1965 features a 44mm Two-Tone case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-b18de80fa8ce]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1965

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