Seiko Cal. 6641 - 714

This Hand-Winding model from 1975 features a 35mm Two-Tone case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-fd344cb1dafa]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1975

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