Seiko Cal. 6634 - 759

This Quartz model from 1970 features a 42mm Two-Tone case. Powered by the 6634 caliber with 23j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-8666d52e25af]

Also known as: Turtle, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1970

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