Seiko Cal. 6649 - 648

This Hand-Winding model from 1975 features a 36mm Titanium case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-67fc5ac0a325]

Also known as: Rally, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1975

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