Seiko Cal. 6641 - 975

This Quartz model from 1974 features a 38mm Titanium case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8cacc9135fd9]

Also known as: Turtle, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1974

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