Seiko Cal. 6641 - 509

This Kinetic model from 1976 features a 46mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-89dd3191f6f0]

Also known as: UFO, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1976

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