Seiko Cal. 6661 - 415

This Kinetic model from 1978 features a 45mm Two-Tone case. Powered by the 6661 caliber with 25j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-7defc25aaad4]

Also known as: Turtle, Bullhead

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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